Base | Representation |
---|---|
bin | 10001110001100… |
… | …01100101111011 |
3 | 101101120010000102 |
4 | 20320301211323 |
5 | 301132212143 |
6 | 22443430015 |
7 | 3460223366 |
oct | 1070614573 |
9 | 341503012 |
10 | 149100923 |
11 | 77188804 |
12 | 41b2530b |
13 | 24b758ca |
14 | 15b330dd |
15 | d1530b8 |
hex | 8e3197b |
149100923 has 8 divisors (see below), whose sum is σ = 159160320. Its totient is φ = 139262760.
The previous prime is 149100911. The next prime is 149100937. The reversal of 149100923 is 329001941.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 149100923 - 214 = 149084539 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149100943) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53915 + ... + 56612.
It is an arithmetic number, because the mean of its divisors is an integer number (19895040).
Almost surely, 2149100923 is an apocalyptic number.
149100923 is a deficient number, since it is larger than the sum of its proper divisors (10059397).
149100923 is a wasteful number, since it uses less digits than its factorization.
149100923 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110617.
The product of its (nonzero) digits is 1944, while the sum is 29.
The square root of 149100923 is about 12210.6888831057. The cubic root of 149100923 is about 530.2655877864.
The spelling of 149100923 in words is "one hundred forty-nine million, one hundred thousand, nine hundred twenty-three".
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