Base | Representation |
---|---|
bin | 11101001111100110… |
… | …100000011110110111 |
3 | 10000001100010202202001 |
4 | 131033212200132313 |
5 | 1003301432000110 |
6 | 22231452400131 |
7 | 2161061566003 |
oct | 351746403667 |
9 | 100040122661 |
10 | 31400265655 |
11 | 123536a4380 |
12 | 6103a76047 |
13 | 2c65507765 |
14 | 173c3c9703 |
15 | c3ba2263a |
hex | 74f9a07b7 |
31400265655 has 16 divisors (see below), whose sum is σ = 41109648768. Its totient is φ = 22834420000.
The previous prime is 31400265623. The next prime is 31400265683. The reversal of 31400265655 is 55656200413.
It is not a de Polignac number, because 31400265655 - 25 = 31400265623 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 793080 + ... + 831730.
It is an arithmetic number, because the mean of its divisors is an integer number (2569353048).
Almost surely, 231400265655 is an apocalyptic number.
31400265655 is a deficient number, since it is larger than the sum of its proper divisors (9709383113).
31400265655 is a wasteful number, since it uses less digits than its factorization.
31400265655 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53438.
The product of its (nonzero) digits is 108000, while the sum is 37.
The spelling of 31400265655 in words is "thirty-one billion, four hundred million, two hundred sixty-five thousand, six hundred fifty-five".
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