Base | Representation |
---|---|
bin | 110001001011… |
… | …000011110000 |
3 | 220020220020110 |
4 | 301023003300 |
5 | 11244442402 |
6 | 1140141320 |
7 | 214365126 |
oct | 61130360 |
9 | 26226213 |
10 | 12890352 |
11 | 7304792 |
12 | 4397840 |
13 | 2894337 |
14 | 19d7916 |
15 | 11e956c |
hex | c4b0f0 |
12890352 has 40 divisors (see below), whose sum is σ = 35261136. Its totient is φ = 4043776.
The previous prime is 12890323. The next prime is 12890363. The reversal of 12890352 is 25309821.
It is a happy number.
It is a super-2 number, since 2×128903522 = 332322349367808, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7083 + ... + 8714.
Almost surely, 212890352 is an apocalyptic number.
12890352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12890352 is an abundant number, since it is smaller than the sum of its proper divisors (22370784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12890352 is a wasteful number, since it uses less digits than its factorization.
12890352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15825 (or 15819 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 12890352 is about 3590.3136353249. The cubic root of 12890352 is about 234.4705266777.
The spelling of 12890352 in words is "twelve million, eight hundred ninety thousand, three hundred fifty-two".
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