Base | Representation |
---|---|
bin | 1110000110111000111000… |
… | …00110010101010110001100 |
3 | 11001211202211121200120121101 |
4 | 13003130130012111112030 |
5 | 13031240121132420411 |
6 | 145551440112312444 |
7 | 6351224234543011 |
oct | 703343406252614 |
9 | 131752747616541 |
10 | 31023020201356 |
11 | 9980875153a47 |
12 | 3590576842724 |
13 | 14405c5a1abc1 |
14 | 793744c5d708 |
15 | 38bea74e08c1 |
hex | 1c371c19558c |
31023020201356 has 48 divisors (see below), whose sum is σ = 54443097886464. Its totient is φ = 15467933549376.
The previous prime is 31023020201297. The next prime is 31023020201357. The reversal of 31023020201356 is 65310202032013.
It is not an unprimeable number, because it can be changed into a prime (31023020201357) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7243289991 + ... + 7243294273.
It is an arithmetic number, because the mean of its divisors is an integer number (1134231205968).
Almost surely, 231023020201356 is an apocalyptic number.
It is an amenable number.
31023020201356 is a deficient number, since it is larger than the sum of its proper divisors (23420077685108).
31023020201356 is a wasteful number, since it uses less digits than its factorization.
31023020201356 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8110 (or 8108 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 28.
Adding to 31023020201356 its reverse (65310202032013), we get a palindrome (96333222233369).
The spelling of 31023020201356 in words is "thirty-one trillion, twenty-three billion, twenty million, two hundred one thousand, three hundred fifty-six".
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