Base | Representation |
---|---|
bin | 10000101011110… |
… | …10101100010000 |
3 | 100202100212100110 |
4 | 20111322230100 |
5 | 241312310102 |
6 | 21515521320 |
7 | 3316444560 |
oct | 1025725420 |
9 | 322325313 |
10 | 139963152 |
11 | 7200742a |
12 | 3aa59240 |
13 | 22cc6644 |
14 | 14834da0 |
15 | c44a86c |
hex | 857ab10 |
139963152 has 80 divisors (see below), whose sum is σ = 419116032. Its totient is φ = 39419520.
The previous prime is 139963147. The next prime is 139963183. The reversal of 139963152 is 251369931.
It is a zygodrome in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 139963152.
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, 20923 + ... + 26789.
Almost surely, 2139963152 is an apocalyptic number.
139963152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 139963152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209558016).
139963152 is an abundant number, since it is smaller than the sum of its proper divisors (279152880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139963152 is a wasteful number, since it uses less digits than its factorization.
139963152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5956 (or 5950 counting only the distinct ones).
The product of its digits is 43740, while the sum is 39.
The square root of 139963152 is about 11830.6023515289. The cubic root of 139963152 is about 519.2038507062.
The spelling of 139963152 in words is "one hundred thirty-nine million, nine hundred sixty-three thousand, one hundred fifty-two".
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