Base | Representation |
---|---|
bin | 11011111110100010101… |
… | …11110111110010010000 |
3 | 10101220020222111011001210 |
4 | 31333101113313302100 |
5 | 111222210320343320 |
6 | 2013335525300120 |
7 | 126310446414666 |
oct | 15772127676220 |
9 | 3356228434053 |
10 | 961290402960 |
11 | 34075440a788 |
12 | 13637a264640 |
13 | 6c859670c34 |
14 | 347533bcc36 |
15 | 1a0131c60e0 |
hex | dfd15f7c90 |
961290402960 has 80 divisors (see below), whose sum is σ = 2994975273600. Its totient is φ = 255055933440.
The previous prime is 961290402911. The next prime is 961290402979. The reversal of 961290402960 is 69204092169.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10016001 + ... + 10111520.
It is an arithmetic number, because the mean of its divisors is an integer number (37437190920).
Almost surely, 2961290402960 is an apocalyptic number.
It is an amenable number.
961290402960 is an abundant number, since it is smaller than the sum of its proper divisors (2033684870640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
961290402960 is a wasteful number, since it uses less digits than its factorization.
961290402960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20127736 (or 20127730 counting only the distinct ones).
The product of its (nonzero) digits is 419904, while the sum is 48.
The spelling of 961290402960 in words is "nine hundred sixty-one billion, two hundred ninety million, four hundred two thousand, nine hundred sixty".
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