Base | Representation |
---|---|
bin | 10001110001000… |
… | …10010000001001 |
3 | 101101102220211020 |
4 | 20320202100021 |
5 | 301123204324 |
6 | 22442223053 |
7 | 3456542244 |
oct | 1070422011 |
9 | 341386736 |
10 | 149038089 |
11 | 77145582 |
12 | 41ab4a89 |
13 | 24b53125 |
14 | 15b1825b |
15 | d13e679 |
hex | 8e22409 |
149038089 has 4 divisors (see below), whose sum is σ = 198717456. Its totient is φ = 99358724.
The previous prime is 149038079. The next prime is 149038103. The reversal of 149038089 is 980830941.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 149038089 - 213 = 149029897 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 149038089.
It is not an unprimeable number, because it can be changed into a prime (149038039) 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, 24839679 + ... + 24839684.
It is an arithmetic number, because the mean of its divisors is an integer number (49679364).
Almost surely, 2149038089 is an apocalyptic number.
It is an amenable number.
149038089 is a deficient number, since it is larger than the sum of its proper divisors (49679367).
149038089 is an equidigital number, since it uses as much as digits as its factorization.
149038089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49679366.
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 149038089 is about 12208.1157022695. The cubic root of 149038089 is about 530.1910892773.
The spelling of 149038089 in words is "one hundred forty-nine million, thirty-eight thousand, eighty-nine".
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