Base | Representation |
---|---|
bin | 11100111001010101… |
… | …100110010110110100 |
3 | 2222002022021102100102 |
4 | 130321111212112310 |
5 | 1002020321001031 |
6 | 22130430333232 |
7 | 2145604614641 |
oct | 347125462664 |
9 | 88068242312 |
10 | 31026734516 |
11 | 12181867958 |
12 | 601a95a218 |
13 | 2c06002b0b |
14 | 1704954dc8 |
15 | c18d3b7cb |
hex | 7395665b4 |
31026734516 has 12 divisors (see below), whose sum is σ = 54298066788. Its totient is φ = 15513001152.
The previous prime is 31026734509. The next prime is 31026734521. The reversal of 31026734516 is 61543762013.
It can be written as a sum of positive squares in 2 ways, for example, as 3357738916 + 27668995600 = 57946^2 + 166340^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 31026734516.
It is a congruent number.
It is an unprimeable number.
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 in 3 ways as a sum of consecutive naturals, for example, 208250 + ... + 324686.
It is an arithmetic number, because the mean of its divisors is an integer number (4524838899).
Almost surely, 231026734516 is an apocalyptic number.
It is an amenable number.
31026734516 is a deficient number, since it is larger than the sum of its proper divisors (23271332272).
31026734516 is a wasteful number, since it uses less digits than its factorization.
31026734516 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183058 (or 183056 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 38.
The spelling of 31026734516 in words is "thirty-one billion, twenty-six million, seven hundred thirty-four thousand, five hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.247 sec. • engine limits •