Base | Representation |
---|---|
bin | 11101000101100100… |
… | …101000000110110000 |
3 | 2222121121112000020202 |
4 | 131011210220012300 |
5 | 1002430343003212 |
6 | 22203042054332 |
7 | 2153646423563 |
oct | 350544500660 |
9 | 88547460222 |
10 | 31232000432 |
11 | 12277717206 |
12 | 607764a3a8 |
13 | 2c396b1c39 |
14 | 1723d084da |
15 | c2bd860c2 |
hex | 7459281b0 |
31232000432 has 20 divisors (see below), whose sum is σ = 64071530856. Its totient is φ = 14697411840.
The previous prime is 31232000411. The next prime is 31232000441. The reversal of 31232000432 is 23400023213.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57411494 + ... + 57412037.
Almost surely, 231232000432 is an apocalyptic number.
It is an amenable number.
31232000432 is an abundant number, since it is smaller than the sum of its proper divisors (32839530424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31232000432 is a wasteful number, since it uses less digits than its factorization.
31232000432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114823556 (or 114823550 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 31232000432 its reverse (23400023213), we get a palindrome (54632023645).
The spelling of 31232000432 in words is "thirty-one billion, two hundred thirty-two million, four hundred thirty-two", and thus it is an aban number.
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