Base | Representation |
---|---|
bin | 11101000101100100… |
… | …101011001110001110 |
3 | 2222121121112122202120 |
4 | 131011210223032032 |
5 | 1002430343410243 |
6 | 22203042233410 |
7 | 2153646506031 |
oct | 350544531616 |
9 | 88547478676 |
10 | 31232013198 |
11 | 12277725861 |
12 | 6077655866 |
13 | 2c396b79a9 |
14 | 1723d0d018 |
15 | c2bd89c83 |
hex | 74592b38e |
31232013198 has 8 divisors (see below), whose sum is σ = 62464026408. Its totient is φ = 10410671064.
The previous prime is 31232013167. The next prime is 31232013203. The reversal of 31232013198 is 89131023213.
It is a sphenic number, since it is the product of 3 distinct primes.
31232013198 is an admirable number.
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, 2602667761 + ... + 2602667772.
It is an arithmetic number, because the mean of its divisors is an integer number (7808003301).
Almost surely, 231232013198 is an apocalyptic number.
31232013198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31232013198 is a wasteful number, since it uses less digits than its factorization.
31232013198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5205335538.
The product of its (nonzero) digits is 7776, while the sum is 33.
The spelling of 31232013198 in words is "thirty-one billion, two hundred thirty-two million, thirteen thousand, one hundred ninety-eight".
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