Base | Representation |
---|---|
bin | 11101001010001001… |
… | …110100011010111110 |
3 | 2222210222010211110222 |
4 | 131022021310122332 |
5 | 1003110031442240 |
6 | 22214425301342 |
7 | 2155601624336 |
oct | 351211643276 |
9 | 88728124428 |
10 | 31308859070 |
11 | 12307042245 |
12 | 6099334852 |
13 | 2c4c5b2518 |
14 | 17301d40c6 |
15 | c339b8eb5 |
hex | 74a2746be |
31308859070 has 64 divisors (see below), whose sum is σ = 59768435520. Its totient is φ = 11789826048.
The previous prime is 31308859067. The next prime is 31308859093. The reversal of 31308859070 is 7095880313.
It is a happy number.
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 31 ways as a sum of consecutive naturals, for example, 2499062 + ... + 2511558.
It is an arithmetic number, because the mean of its divisors is an integer number (933881805).
Almost surely, 231308859070 is an apocalyptic number.
31308859070 is a deficient number, since it is larger than the sum of its proper divisors (28459576450).
31308859070 is a wasteful number, since it uses less digits than its factorization.
31308859070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12749.
The product of its (nonzero) digits is 181440, while the sum is 44.
The spelling of 31308859070 in words is "thirty-one billion, three hundred eight million, eight hundred fifty-nine thousand, seventy".
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