Base | Representation |
---|---|
bin | 11101001111101011… |
… | …111000101000101000 |
3 | 10000001102210101102021 |
4 | 131033223320220220 |
5 | 1003302312102204 |
6 | 22231542514224 |
7 | 2161106556526 |
oct | 351753705050 |
9 | 100042711367 |
10 | 31401675304 |
11 | 1235447747a |
12 | 6104435974 |
13 | 2c658ac27c |
14 | 173c675316 |
15 | c3bc00154 |
hex | 74faf8a28 |
31401675304 has 8 divisors (see below), whose sum is σ = 58878141210. Its totient is φ = 15700837648.
The previous prime is 31401675301. The next prime is 31401675311. The reversal of 31401675304 is 40357610413.
It can be written as a sum of positive squares in only one way, i.e., 29849472900 + 1552202404 = 172770^2 + 39398^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 31401675304.
It is not an unprimeable number, because it can be changed into a prime (31401675301) 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, 1962604699 + ... + 1962604714.
Almost surely, 231401675304 is an apocalyptic number.
It is an amenable number.
31401675304 is a deficient number, since it is larger than the sum of its proper divisors (27476465906).
31401675304 is a wasteful number, since it uses less digits than its factorization.
31401675304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3925209419 (or 3925209415 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 34.
The spelling of 31401675304 in words is "thirty-one billion, four hundred one million, six hundred seventy-five thousand, three hundred four".
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