Base | Representation |
---|---|
bin | 11101111000110010… |
… | …11010000101110101 |
3 | 1112102020202221120010 |
4 | 32330121122011311 |
5 | 230330143211330 |
6 | 11212110330433 |
7 | 1105425010101 |
oct | 167431320565 |
9 | 45366687503 |
10 | 16045678965 |
11 | 6894405108 |
12 | 31397b9a19 |
13 | 168938a8c4 |
14 | ac3062901 |
15 | 63da1a3b0 |
hex | 3bc65a175 |
16045678965 has 16 divisors (see below), whose sum is σ = 25679448000. Its totient is φ = 8555574912.
The previous prime is 16045678951. The next prime is 16045679017. The reversal of 16045678965 is 56987654061.
It is not a de Polignac number, because 16045678965 - 222 = 16041484661 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69000 + ... + 191969.
It is an arithmetic number, because the mean of its divisors is an integer number (1604965500).
Almost surely, 216045678965 is an apocalyptic number.
16045678965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16045678965 is a deficient number, since it is larger than the sum of its proper divisors (9633769035).
16045678965 is a wasteful number, since it uses less digits than its factorization.
16045678965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 265076.
The product of its (nonzero) digits is 10886400, while the sum is 57.
The spelling of 16045678965 in words is "sixteen billion, forty-five million, six hundred seventy-eight thousand, nine hundred sixty-five".
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