Base | Representation |
---|---|
bin | 1110000111001101001100… |
… | …11001111011010011110001 |
3 | 11001212210222222101121002211 |
4 | 13003212212121323103301 |
5 | 13031424442203343420 |
6 | 150000442454412121 |
7 | 6352061505023320 |
oct | 703464631732361 |
9 | 131783888347084 |
10 | 31033930527985 |
11 | 9985463803910 |
12 | 3592700661041 |
13 | 14416441a9188 |
14 | 79409bc6a0b7 |
15 | 38c3e5269e5a |
hex | 1c39a667b4f1 |
31033930527985 has 64 divisors (see below), whose sum is σ = 47539991107584. Its totient is φ = 18888434611200.
The previous prime is 31033930527947. The next prime is 31033930528033. The reversal of 31033930527985 is 58972503933013.
It is not a de Polignac number, because 31033930527985 - 27 = 31033930527857 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2408611 + ... + 8238280.
It is an arithmetic number, because the mean of its divisors is an integer number (742812361056).
Almost surely, 231033930527985 is an apocalyptic number.
31033930527985 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
31033930527985 is a deficient number, since it is larger than the sum of its proper divisors (16506060579599).
31033930527985 is a wasteful number, since it uses less digits than its factorization.
31033930527985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10647094.
The product of its (nonzero) digits is 18370800, while the sum is 58.
The spelling of 31033930527985 in words is "thirty-one trillion, thirty-three billion, nine hundred thirty million, five hundred twenty-seven thousand, nine hundred eighty-five".
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