Base | Representation |
---|---|
bin | 11101000101011101… |
… | …011101100101011100 |
3 | 2222121110222120222111 |
4 | 131011131131211130 |
5 | 1002424402403312 |
6 | 22202533523404 |
7 | 2153624442223 |
oct | 350535354534 |
9 | 88543876874 |
10 | 31230122332 |
11 | 12276654162 |
12 | 6076aa3564 |
13 | 2c391a5136 |
14 | 1723979cba |
15 | c2bb148a7 |
hex | 74575d95c |
31230122332 has 24 divisors (see below), whose sum is σ = 55682352432. Its totient is φ = 15323616000.
The previous prime is 31230122311. The next prime is 31230122377. The reversal of 31230122332 is 23322103213.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296394 + ... + 387697.
It is an arithmetic number, because the mean of its divisors is an integer number (2320098018).
Almost surely, 231230122332 is an apocalyptic number.
It is an amenable number.
31230122332 is a deficient number, since it is larger than the sum of its proper divisors (24452230100).
31230122332 is a wasteful number, since it uses less digits than its factorization.
31230122332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 684309 (or 684307 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 31230122332 its reverse (23322103213), we get a palindrome (54552225545).
The spelling of 31230122332 in words is "thirty-one billion, two hundred thirty million, one hundred twenty-two thousand, three hundred thirty-two".
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