Base | Representation |
---|---|
bin | 10010101001000… |
… | …001000111111100 |
3 | 210210110221220201 |
4 | 102221001013330 |
5 | 1120030224041 |
6 | 51011053244 |
7 | 10515160261 |
oct | 2251010774 |
9 | 723427821 |
10 | 312742396 |
11 | 150597a9a |
12 | 888a1224 |
13 | 4ca3c995 |
14 | 2d76d268 |
15 | 1c6c9631 |
hex | 12a411fc |
312742396 has 12 divisors (see below), whose sum is σ = 547531600. Its totient is φ = 156304800.
The previous prime is 312742393. The next prime is 312742429. The reversal of 312742396 is 693247213.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312742393) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5121 + ... + 25528.
Almost surely, 2312742396 is an apocalyptic number.
It is an amenable number.
312742396 is a deficient number, since it is larger than the sum of its proper divisors (234789204).
312742396 is a wasteful number, since it uses less digits than its factorization.
312742396 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33204 (or 33202 counting only the distinct ones).
The product of its digits is 54432, while the sum is 37.
The square root of 312742396 is about 17684.5241948999. The cubic root of 312742396 is about 678.7798158622.
It can be divided in two parts, 31274 and 2396, that added together give a triangular number (33670 = T259).
The spelling of 312742396 in words is "three hundred twelve million, seven hundred forty-two thousand, three hundred ninety-six".
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