Base | Representation |
---|---|
bin | 11101001010110100… |
… | …101101000010101000 |
3 | 2222211202021222112221 |
4 | 131022310231002220 |
5 | 1003120421213112 |
6 | 22215510243424 |
7 | 2156066315623 |
oct | 351264550250 |
9 | 88752258487 |
10 | 31320101032 |
11 | 12312420520 |
12 | 60a1056574 |
13 | 2c51a1a47c |
14 | 17318bcdba |
15 | c34989e07 |
hex | 74ad2d0a8 |
31320101032 has 32 divisors (see below), whose sum is σ = 64131238080. Its totient is φ = 14221432960.
The previous prime is 31320101027. The next prime is 31320101041. The reversal of 31320101032 is 23010102313.
It is a junction number, because it is equal to n+sod(n) for n = 31320100997 and 31320101015.
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, 102868 + ... + 270595.
It is an arithmetic number, because the mean of its divisors is an integer number (2004101190).
Almost surely, 231320101032 is an apocalyptic number.
It is an amenable number.
31320101032 is an abundant number, since it is smaller than the sum of its proper divisors (32811137048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31320101032 is a wasteful number, since it uses less digits than its factorization.
31320101032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 374433 (or 374429 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 31320101032 its reverse (23010102313), we get a palindrome (54330203345).
The spelling of 31320101032 in words is "thirty-one billion, three hundred twenty million, one hundred one thousand, thirty-two".
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