Base | Representation |
---|---|
bin | 10000101011010… |
… | …01010101011010 |
3 | 100202020020211100 |
4 | 20111221111122 |
5 | 241303021213 |
6 | 21514212230 |
7 | 3316030365 |
oct | 1025512532 |
9 | 322206740 |
10 | 139892058 |
11 | 71a68a79 |
12 | 3aa24076 |
13 | 22ca0187 |
14 | 148170dc |
15 | c434773 |
hex | 856955a |
139892058 has 24 divisors (see below), whose sum is σ = 303870996. Its totient is φ = 46512000.
The previous prime is 139892023. The next prime is 139892083. The reversal of 139892058 is 850298931.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 109056249 + 30835809 = 10443^2 + 5553^2 .
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2473 + ... + 16908.
Almost surely, 2139892058 is an apocalyptic number.
139892058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
139892058 is an abundant number, since it is smaller than the sum of its proper divisors (163978938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139892058 is a wasteful number, since it uses less digits than its factorization.
139892058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19790 (or 19787 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 45.
The square root of 139892058 is about 11827.5973046093. The cubic root of 139892058 is about 519.1159263022.
The spelling of 139892058 in words is "one hundred thirty-nine million, eight hundred ninety-two thousand, fifty-eight".
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