Base | Representation |
---|---|
bin | 10010010100101… |
… | …100100101111101 |
3 | 210102110022200100 |
4 | 102110230211331 |
5 | 1112144243141 |
6 | 50300551313 |
7 | 10421662605 |
oct | 2224544575 |
9 | 712408610 |
10 | 307415421 |
11 | 148589835 |
12 | 86b52539 |
13 | 4b8c6121 |
14 | 2cb83c05 |
15 | 1bec60b6 |
hex | 1252c97d |
307415421 has 12 divisors (see below), whose sum is σ = 467415520. Its totient is φ = 194157000.
The previous prime is 307415393. The next prime is 307415441. The reversal of 307415421 is 124514703.
It is not a de Polignac number, because 307415421 - 27 = 307415293 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (307415441) 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, 898705 + ... + 899046.
Almost surely, 2307415421 is an apocalyptic number.
It is an amenable number.
307415421 is a deficient number, since it is larger than the sum of its proper divisors (160000099).
307415421 is a wasteful number, since it uses less digits than its factorization.
307415421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1797776 (or 1797773 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 307415421 is about 17533.2661247128. The cubic root of 307415421 is about 674.9038151013.
The spelling of 307415421 in words is "three hundred seven million, four hundred fifteen thousand, four hundred twenty-one".
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