Base | Representation |
---|---|
bin | 10010101001101… |
… | …110110011010100 |
3 | 210210211110120012 |
4 | 102221232303110 |
5 | 1120102220432 |
6 | 51015055352 |
7 | 10516566611 |
oct | 2251566324 |
9 | 723743505 |
10 | 312929492 |
11 | 150705617 |
12 | 88971558 |
13 | 4caa6ba5 |
14 | 2d7bb508 |
15 | 1c714cb2 |
hex | 12a6ecd4 |
312929492 has 6 divisors (see below), whose sum is σ = 547626618. Its totient is φ = 156464744.
The previous prime is 312929483. The next prime is 312929501. The reversal of 312929492 is 294929213.
It is an interprime number because it is at equal distance from previous prime (312929483) and next prime (312929501).
It can be written as a sum of positive squares in only one way, i.e., 310252996 + 2676496 = 17614^2 + 1636^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39116183 + ... + 39116190.
It is an arithmetic number, because the mean of its divisors is an integer number (91271103).
Almost surely, 2312929492 is an apocalyptic number.
It is an amenable number.
312929492 is a deficient number, since it is larger than the sum of its proper divisors (234697126).
312929492 is a wasteful number, since it uses less digits than its factorization.
312929492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78232377 (or 78232375 counting only the distinct ones).
The product of its digits is 69984, while the sum is 41.
The square root of 312929492 is about 17689.8132268263. The cubic root of 312929492 is about 678.9151473399.
The spelling of 312929492 in words is "three hundred twelve million, nine hundred twenty-nine thousand, four hundred ninety-two".
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