Base | Representation |
---|---|
bin | 11101010111100111… |
… | …011100110101110000 |
3 | 10000101201011021222111 |
4 | 131113213130311300 |
5 | 1004040342334413 |
6 | 22253054415104 |
7 | 2164313534053 |
oct | 352747346560 |
9 | 100351137874 |
10 | 31534730608 |
11 | 12412595937 |
12 | 6140b01494 |
13 | 2c87327614 |
14 | 17521cca9a |
15 | c48733d3d |
hex | 7579dcd70 |
31534730608 has 20 divisors (see below), whose sum is σ = 61161107760. Its totient is φ = 15751218944.
The previous prime is 31534730477. The next prime is 31534730609. The reversal of 31534730608 is 80603743513.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31534730609) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 993028 + ... + 1024291.
It is an arithmetic number, because the mean of its divisors is an integer number (3058055388).
Almost surely, 231534730608 is an apocalyptic number.
It is an amenable number.
31534730608 is a deficient number, since it is larger than the sum of its proper divisors (29626377152).
31534730608 is a wasteful number, since it uses less digits than its factorization.
31534730608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2018304 (or 2018298 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 40.
The spelling of 31534730608 in words is "thirty-one billion, five hundred thirty-four million, seven hundred thirty thousand, six hundred eight".
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