Base | Representation |
---|---|
bin | 10001110000111… |
… | …01010111111011 |
3 | 101101101220102011 |
4 | 20320131113323 |
5 | 301122034412 |
6 | 22441550351 |
7 | 3456430060 |
oct | 1070352773 |
9 | 341356364 |
10 | 149018107 |
11 | 77131567 |
12 | 41aa53b7 |
13 | 24b46cc4 |
14 | 15b10c67 |
15 | d1387a7 |
hex | 8e1d5fb |
149018107 has 16 divisors (see below), whose sum is σ = 180956160. Its totient is φ = 119795328.
The previous prime is 149018101. The next prime is 149018113. The reversal of 149018107 is 701810941.
It is an interprime number because it is at equal distance from previous prime (149018101) and next prime (149018113).
It is not a de Polignac number, because 149018107 - 23 = 149018099 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (149018101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34494 + ... + 38572.
It is an arithmetic number, because the mean of its divisors is an integer number (11309760).
Almost surely, 2149018107 is an apocalyptic number.
149018107 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
149018107 is a deficient number, since it is larger than the sum of its proper divisors (31938053).
149018107 is a wasteful number, since it uses less digits than its factorization.
149018107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4410.
The product of its (nonzero) digits is 2016, while the sum is 31.
The square root of 149018107 is about 12207.2972848211. The cubic root of 149018107 is about 530.1673934290.
The spelling of 149018107 in words is "one hundred forty-nine million, eighteen thousand, one hundred seven".
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