Base | Representation |
---|---|
bin | 10001111110100… |
… | …11110110111011 |
3 | 101111210011002212 |
4 | 20333103312323 |
5 | 302102023024 |
6 | 22544245335 |
7 | 3510620240 |
oct | 1077236673 |
9 | 344704085 |
10 | 150814139 |
11 | 78148993 |
12 | 4261084b |
13 | 25325648 |
14 | 1605b5c7 |
15 | d390a0e |
hex | 8fd3dbb |
150814139 has 4 divisors (see below), whose sum is σ = 172359024. Its totient is φ = 129269256.
The previous prime is 150814099. The next prime is 150814141. The reversal of 150814139 is 931418051.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 931418051 = 23 ⋅40496437.
It is a cyclic number.
It is not a de Polignac number, because 150814139 - 224 = 134036923 is a prime.
It is a super-2 number, since 2×1508141392 = 45489809044622642, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (150814159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10772432 + ... + 10772445.
It is an arithmetic number, because the mean of its divisors is an integer number (43089756).
Almost surely, 2150814139 is an apocalyptic number.
150814139 is a deficient number, since it is larger than the sum of its proper divisors (21544885).
150814139 is an equidigital number, since it uses as much as digits as its factorization.
150814139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21544884.
The product of its (nonzero) digits is 4320, while the sum is 32.
The square root of 150814139 is about 12280.6408220418. The cubic root of 150814139 is about 532.2888304322.
The spelling of 150814139 in words is "one hundred fifty million, eight hundred fourteen thousand, one hundred thirty-nine".
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