Base | Representation |
---|---|
bin | 11101110001110110… |
… | …110000110101010100 |
3 | 10001112101111212120201 |
4 | 131301312300311110 |
5 | 1010441041433101 |
6 | 22404502110244 |
7 | 2211240416131 |
oct | 356166606524 |
9 | 101471455521 |
10 | 31974952276 |
11 | 126190329a3 |
12 | 624441b384 |
13 | 30275ac607 |
14 | 1794863588 |
15 | c721dee01 |
hex | 771db0d54 |
31974952276 has 6 divisors (see below), whose sum is σ = 55956166490. Its totient is φ = 15987476136.
The previous prime is 31974952271. The next prime is 31974952283. The reversal of 31974952276 is 67225947913.
It can be written as a sum of positive squares in only one way, i.e., 28002675600 + 3972276676 = 167340^2 + 63026^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31974952271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3996869031 + ... + 3996869038.
Almost surely, 231974952276 is an apocalyptic number.
It is an amenable number.
31974952276 is a deficient number, since it is larger than the sum of its proper divisors (23981214214).
31974952276 is a wasteful number, since it uses less digits than its factorization.
31974952276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7993738073 (or 7993738071 counting only the distinct ones).
The product of its digits is 5715360, while the sum is 55.
The spelling of 31974952276 in words is "thirty-one billion, nine hundred seventy-four million, nine hundred fifty-two thousand, two hundred seventy-six".
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