Base | Representation |
---|---|
bin | 11101001001101000… |
… | …100001101001010100 |
3 | 2222210100201102101101 |
4 | 131021220201221110 |
5 | 1003100313201122 |
6 | 22213514235444 |
7 | 2155434504304 |
oct | 351150415124 |
9 | 88710642341 |
10 | 31300131412 |
11 | 12302121000 |
12 | 6096425b84 |
13 | 2c4a847b24 |
14 | 172cda1604 |
15 | c32d43027 |
hex | 749a21a54 |
31300131412 has 48 divisors (see below), whose sum is σ = 60382445760. Its totient is φ = 14195739360.
The previous prime is 31300131409. The next prime is 31300131437. The reversal of 31300131412 is 21413100313.
It is a super-2 number, since 2×313001314122 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 31300131412.
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, 2480014 + ... + 2492602.
It is an arithmetic number, because the mean of its divisors is an integer number (1257967620).
Almost surely, 231300131412 is an apocalyptic number.
It is an amenable number.
31300131412 is a deficient number, since it is larger than the sum of its proper divisors (29082314348).
31300131412 is a wasteful number, since it uses less digits than its factorization.
31300131412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13093 (or 13069 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 31300131412 its reverse (21413100313), we get a palindrome (52713231725).
The spelling of 31300131412 in words is "thirty-one billion, three hundred million, one hundred thirty-one thousand, four hundred twelve".
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