Base | Representation |
---|---|
bin | 11011101111111101… |
… | …00111111001011010 |
3 | 1102110020212000011100 |
4 | 31313332213321122 |
5 | 221002314310223 |
6 | 10502143412230 |
7 | 1035116161320 |
oct | 156776477132 |
9 | 42406760140 |
10 | 14897806938 |
11 | 6355472943 |
12 | 2a792b4076 |
13 | 15356182a1 |
14 | a14821d10 |
15 | 5c2d7a043 |
hex | 377fa7e5a |
14897806938 has 48 divisors (see below), whose sum is σ = 38831382720. Its totient is φ = 4032488448.
The previous prime is 14897806901. The next prime is 14897806993. The reversal of 14897806938 is 83960879841.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3109095 + ... + 3113882.
It is an arithmetic number, because the mean of its divisors is an integer number (808987140).
Almost surely, 214897806938 is an apocalyptic number.
14897806938 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
14897806938 is an abundant number, since it is smaller than the sum of its proper divisors (23933575782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14897806938 is a wasteful number, since it uses less digits than its factorization.
14897806938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6223011 (or 6223008 counting only the distinct ones).
The product of its (nonzero) digits is 20901888, while the sum is 63.
The spelling of 14897806938 in words is "fourteen billion, eight hundred ninety-seven million, eight hundred six thousand, nine hundred thirty-eight".
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