Base | Representation |
---|---|
bin | 10001110010001… |
… | …11100011010011 |
3 | 101101201200101200 |
4 | 20321013203103 |
5 | 301143101432 |
6 | 22445402243 |
7 | 3461046540 |
oct | 1071074323 |
9 | 341650350 |
10 | 149190867 |
11 | 7723a341 |
12 | 41b69383 |
13 | 24ba7827 |
14 | 15b57bc7 |
15 | d16ea7c |
hex | 8e478d3 |
149190867 has 12 divisors (see below), whose sum is σ = 246283440. Its totient is φ = 85251888.
The previous prime is 149190823. The next prime is 149190871. The reversal of 149190867 is 768091941.
It is a happy number.
149190867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 149190867 - 216 = 149125331 is a prime.
It is a super-3 number, since 3×1491908673 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (149190467) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1183992 + ... + 1184117.
It is an arithmetic number, because the mean of its divisors is an integer number (20523620).
Almost surely, 2149190867 is an apocalyptic number.
149190867 is a deficient number, since it is larger than the sum of its proper divisors (97092573).
149190867 is a wasteful number, since it uses less digits than its factorization.
149190867 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2368122 (or 2368119 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 45.
The square root of 149190867 is about 12214.3713305270. The cubic root of 149190867 is about 530.3721925834.
The spelling of 149190867 in words is "one hundred forty-nine million, one hundred ninety thousand, eight hundred sixty-seven".
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