Base | Representation |
---|---|
bin | 11101011010101110… |
… | …111110010100100110 |
3 | 10000112100120121022012 |
4 | 131122232332110212 |
5 | 1004142240100111 |
6 | 22302203434222 |
7 | 2165520235214 |
oct | 353256762446 |
9 | 100470517265 |
10 | 31587034406 |
11 | 1243a06a514 |
12 | 6156525972 |
13 | 2c9510b505 |
14 | 1759125cb4 |
15 | c4d11648b |
hex | 75abbe526 |
31587034406 has 8 divisors (see below), whose sum is σ = 49440575664. Its totient is φ = 15106842520.
The previous prime is 31587034379. The next prime is 31587034447. The reversal of 31587034406 is 60443078513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
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, 343337285 + ... + 343337376.
It is an arithmetic number, because the mean of its divisors is an integer number (6180071958).
Almost surely, 231587034406 is an apocalyptic number.
31587034406 is a deficient number, since it is larger than the sum of its proper divisors (17853541258).
31587034406 is a wasteful number, since it uses less digits than its factorization.
31587034406 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 686674686.
The product of its (nonzero) digits is 241920, while the sum is 41.
The spelling of 31587034406 in words is "thirty-one billion, five hundred eighty-seven million, thirty-four thousand, four hundred six".
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