Base | Representation |
---|---|
bin | 10001111000001… |
… | …01110011111111 |
3 | 101110012021101221 |
4 | 20330011303333 |
5 | 301343021200 |
6 | 22514214211 |
7 | 3500503555 |
oct | 1074056377 |
9 | 343167357 |
10 | 149970175 |
11 | 777218a3 |
12 | 42284367 |
13 | 250bb464 |
14 | 15cbbbd5 |
15 | d27591a |
hex | 8f05cff |
149970175 has 24 divisors (see below), whose sum is σ = 198174816. Its totient is φ = 112189440.
The previous prime is 149970167. The next prime is 149970193. The reversal of 149970175 is 571079941.
It is not a de Polignac number, because 149970175 - 23 = 149970167 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69919 + ... + 72031.
It is an arithmetic number, because the mean of its divisors is an integer number (8257284).
Almost surely, 2149970175 is an apocalyptic number.
149970175 is a deficient number, since it is larger than the sum of its proper divisors (48204641).
149970175 is a wasteful number, since it uses less digits than its factorization.
149970175 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2307 (or 2302 counting only the distinct ones).
The product of its (nonzero) digits is 79380, while the sum is 43.
The square root of 149970175 is about 12246.2310528587. The cubic root of 149970175 is about 531.2940669328.
The spelling of 149970175 in words is "one hundred forty-nine million, nine hundred seventy thousand, one hundred seventy-five".
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