Base | Representation |
---|---|
bin | 10001110010100… |
… | …11000101100001 |
3 | 101101211002012112 |
4 | 20321103011201 |
5 | 301201104423 |
6 | 22450405105 |
7 | 3461334353 |
oct | 1071230541 |
9 | 341732175 |
10 | 149238113 |
11 | 77271892 |
12 | 41b90795 |
13 | 24bc319b |
14 | 15b6b0d3 |
15 | d17da78 |
hex | 8e53161 |
149238113 has 8 divisors (see below), whose sum is σ = 153816960. Its totient is φ = 144717840.
The previous prime is 149238097. The next prime is 149238127. The reversal of 149238113 is 311832941.
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 149238113 - 24 = 149238097 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 149238113.
It is not an unprimeable number, because it can be changed into a prime (149238013) 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, 9443 + ... + 19688.
It is an arithmetic number, because the mean of its divisors is an integer number (19227120).
Almost surely, 2149238113 is an apocalyptic number.
It is an amenable number.
149238113 is a deficient number, since it is larger than the sum of its proper divisors (4578847).
149238113 is a wasteful number, since it uses less digits than its factorization.
149238113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29287.
The product of its digits is 5184, while the sum is 32.
The square root of 149238113 is about 12216.3052106601. The cubic root of 149238113 is about 530.4281730430.
The spelling of 149238113 in words is "one hundred forty-nine million, two hundred thirty-eight thousand, one hundred thirteen".
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