Base | Representation |
---|---|
bin | 101101111110… |
… | …011001111010 |
3 | 211200022100201 |
4 | 231332121322 |
5 | 11041131330 |
6 | 1110152414 |
7 | 204304201 |
oct | 55763172 |
9 | 24608321 |
10 | 12052090 |
11 | 6891a06 |
12 | 405270a |
13 | 265c91b |
14 | 185a238 |
15 | 10d0eca |
hex | b7e67a |
12052090 has 16 divisors (see below), whose sum is σ = 21776040. Its totient is φ = 4802560.
The previous prime is 12052043. The next prime is 12052093. The reversal of 12052090 is 9025021.
It can be written as a sum of positive squares in 4 ways, for example, as 11923209 + 128881 = 3453^2 + 359^2 .
It is not an unprimeable number, because it can be changed into a prime (12052093) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666 + ... + 4954.
Almost surely, 212052090 is an apocalyptic number.
12052090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12052090 is a deficient number, since it is larger than the sum of its proper divisors (9723950).
12052090 is a wasteful number, since it uses less digits than its factorization.
12052090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4577.
The product of its (nonzero) digits is 180, while the sum is 19.
The square root of 12052090 is about 3471.6120174927. The cubic root of 12052090 is about 229.2736379202.
The spelling of 12052090 in words is "twelve million, fifty-two thousand, ninety".
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