4050

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 7 (3 unique) factors are:
2
3⁴ = 81
5² = 25

Its 30 divisors are:
1
2
3
5
6
9
10
15
18
25
27
30
45
50
54
75
81
90
135
150
162
225
270
405
450
675
810
1350
2025
4050
Its aliquote sum is:
7203
makeing it a abundant number.

As Unicode codepoint (since version 5.1) this number represents this character:࿒ TIBETAN MARK NYIS TSHEG in Tibetan (Source: https://ucdapi.org/unicode/latest/codepoint/dec/4050); HTML: ࿒

The number appears at position 21002 of the decimal digits of π surrounded by
55542524491943589128405045226953812179131914 Source: The Pi-Search Page

Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 851.477ms; cpu: 71.1159999999893ms)