Base | Representation |
---|---|
bin | 11011111001100111… |
… | …01101001010010000 |
3 | 1102122220022110021020 |
4 | 31330303231022100 |
5 | 221134040042432 |
6 | 10514200155440 |
7 | 1040121651126 |
oct | 157463551220 |
9 | 42586273236 |
10 | 14978830992 |
11 | 6397183474 |
12 | 2aa0468b80 |
13 | 1549346808 |
14 | a214b3916 |
15 | 5ca03222c |
hex | 37cced290 |
14978830992 has 20 divisors (see below), whose sum is σ = 38695313520. Its totient is φ = 4992943648.
The previous prime is 14978830963. The next prime is 14978831003. The reversal of 14978830992 is 29903887941.
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, 156029442 + ... + 156029537.
It is an arithmetic number, because the mean of its divisors is an integer number (1934765676).
Almost surely, 214978830992 is an apocalyptic number.
14978830992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
14978830992 is an abundant number, since it is smaller than the sum of its proper divisors (23716482528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14978830992 is a wasteful number, since it uses less digits than its factorization.
14978830992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312058990 (or 312058984 counting only the distinct ones).
The product of its (nonzero) digits is 7838208, while the sum is 60.
The spelling of 14978830992 in words is "fourteen billion, nine hundred seventy-eight million, eight hundred thirty thousand, nine hundred ninety-two".
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