Base | Representation |
---|---|
bin | 10001110000110… |
… | …10111110100101 |
3 | 101101101101221200 |
4 | 20320122332211 |
5 | 301121231133 |
6 | 22441433113 |
7 | 3456356340 |
oct | 1070327645 |
9 | 341341850 |
10 | 149008293 |
11 | 77125155 |
12 | 41a9b799 |
13 | 24b426b5 |
14 | 15b0b457 |
15 | d135913 |
hex | 8e1afa5 |
149008293 has 24 divisors (see below), whose sum is σ = 254467200. Its totient is φ = 82210464.
The previous prime is 149008267. The next prime is 149008297. The reversal of 149008293 is 392800941.
149008293 is a `hidden beast` number, since 1 + 490 + 0 + 82 + 93 = 666.
It is not a de Polignac number, because 149008293 - 25 = 149008261 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149008297) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38953 + ... + 42606.
It is an arithmetic number, because the mean of its divisors is an integer number (10602800).
Almost surely, 2149008293 is an apocalyptic number.
It is an amenable number.
149008293 is a deficient number, since it is larger than the sum of its proper divisors (105458907).
149008293 is a wasteful number, since it uses less digits than its factorization.
149008293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81601 (or 81598 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 149008293 is about 12206.8953055230. The cubic root of 149008293 is about 530.1557546263.
The spelling of 149008293 in words is "one hundred forty-nine million, eight thousand, two hundred ninety-three".
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