Base | Representation |
---|---|
bin | 10000101011010… |
… | …01010101011011 |
3 | 100202020020211101 |
4 | 20111221111123 |
5 | 241303021214 |
6 | 21514212231 |
7 | 3316030366 |
oct | 1025512533 |
9 | 322206741 |
10 | 139892059 |
11 | 71a68a7a |
12 | 3aa24077 |
13 | 22ca0188 |
14 | 148170dd |
15 | c434774 |
hex | 856955b |
139892059 has 4 divisors (see below), whose sum is σ = 140729904. Its totient is φ = 139054216.
The previous prime is 139892023. The next prime is 139892083. The reversal of 139892059 is 950298931.
139892059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 950298931 = 61 ⋅15578671.
It is a cyclic number.
It is not a de Polignac number, because 139892059 - 217 = 139760987 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (139892359) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418672 + ... + 419005.
It is an arithmetic number, because the mean of its divisors is an integer number (35182476).
Almost surely, 2139892059 is an apocalyptic number.
139892059 is a deficient number, since it is larger than the sum of its proper divisors (837845).
139892059 is an equidigital number, since it uses as much as digits as its factorization.
139892059 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 837844.
The product of its (nonzero) digits is 174960, while the sum is 46.
The square root of 139892059 is about 11827.5973468833. The cubic root of 139892059 is about 519.1159275391.
The spelling of 139892059 in words is "one hundred thirty-nine million, eight hundred ninety-two thousand, fifty-nine".
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