Base | Representation |
---|---|
bin | 11101001001101000… |
… | …111010000001001100 |
3 | 2222210100220111022212 |
4 | 131021220322001030 |
5 | 1003100324344434 |
6 | 22213520325552 |
7 | 2155435401332 |
oct | 351150720114 |
9 | 88710814285 |
10 | 31300231244 |
11 | 1230218a007 |
12 | 60964738b8 |
13 | 2c4a8813b9 |
14 | 172cdc9b52 |
15 | c32d628ce |
hex | 749a3a04c |
31300231244 has 6 divisors (see below), whose sum is σ = 54775404684. Its totient is φ = 15650115620.
The previous prime is 31300231223. The next prime is 31300231247. The reversal of 31300231244 is 44213200313.
It is not an unprimeable number, because it can be changed into a prime (31300231247) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3912528902 + ... + 3912528909.
It is an arithmetic number, because the mean of its divisors is an integer number (9129234114).
Almost surely, 231300231244 is an apocalyptic number.
It is an amenable number.
31300231244 is a deficient number, since it is larger than the sum of its proper divisors (23475173440).
31300231244 is a wasteful number, since it uses less digits than its factorization.
31300231244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7825057815 (or 7825057813 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 31300231244 its reverse (44213200313), we get a palindrome (75513431557).
The spelling of 31300231244 in words is "thirty-one billion, three hundred million, two hundred thirty-one thousand, two hundred forty-four".
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