Base | Representation |
---|---|
bin | 10010001011011… |
… | …000110100010101 |
3 | 210020212100020000 |
4 | 102023120310111 |
5 | 1111033201000 |
6 | 50132401513 |
7 | 10362150210 |
oct | 2213306425 |
9 | 706770200 |
10 | 304975125 |
11 | 147172364 |
12 | 86176299 |
13 | 4b250470 |
14 | 2c70a777 |
15 | 1bb93000 |
hex | 122d8d15 |
304975125 has 160 divisors (see below), whose sum is σ = 701885184. Its totient is φ = 128304000.
The previous prime is 304975123. The next prime is 304975141. The reversal of 304975125 is 521579403.
It is not a de Polignac number, because 304975125 - 21 = 304975123 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 304975125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (304975123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 921210 + ... + 921540.
Almost surely, 2304975125 is an apocalyptic number.
304975125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
304975125 is an abundant number, since it is smaller than the sum of its proper divisors (396910059).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
304975125 is a wasteful number, since it uses less digits than its factorization.
304975125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 378 (or 359 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 36.
The square root of 304975125 is about 17463.5370128734. The cubic root of 304975125 is about 673.1132496145.
The spelling of 304975125 in words is "three hundred four million, nine hundred seventy-five thousand, one hundred twenty-five".
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