Base | Representation |
---|---|
bin | 10010100111001… |
… | …000111010111100 |
3 | 210202112221112110 |
4 | 102213020322330 |
5 | 1114414000134 |
6 | 50552334020 |
7 | 10511036661 |
oct | 2247107274 |
9 | 722487473 |
10 | 312250044 |
11 | 150291097 |
12 | 886a4310 |
13 | 4c8c9852 |
14 | 2d681a68 |
15 | 1c62d7e9 |
hex | 129c8ebc |
312250044 has 12 divisors (see below), whose sum is σ = 728583464. Its totient is φ = 104083344.
The previous prime is 312250039. The next prime is 312250063. The reversal of 312250044 is 440052213.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-3 number, since 3×3122500443 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 312250044.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13010407 + ... + 13010430.
Almost surely, 2312250044 is an apocalyptic number.
It is an amenable number.
312250044 is an abundant number, since it is smaller than the sum of its proper divisors (416333420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312250044 is a wasteful number, since it uses less digits than its factorization.
312250044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26020844 (or 26020842 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 312250044 is about 17670.5982920783. The cubic root of 312250044 is about 678.4234265627.
The spelling of 312250044 in words is "three hundred twelve million, two hundred fifty thousand, forty-four".
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