Base | Representation |
---|---|
bin | 1001001011000110110… |
… | …10100110101111100001 |
3 | 1010010120212102000211111 |
4 | 10211203122212233201 |
5 | 20131012314001200 |
6 | 400445013143321 |
7 | 31525651211443 |
oct | 4454332465741 |
9 | 1103525360744 |
10 | 315200531425 |
11 | 11174853456a |
12 | 5110802ab41 |
13 | 23953089ac0 |
14 | 11381c46493 |
15 | 82ebdd50ba |
hex | 49636a6be1 |
315200531425 has 12 divisors (see below), whose sum is σ = 420913940860. Its totient is φ = 232763469120.
The previous prime is 315200531423. The next prime is 315200531537. The reversal of 315200531425 is 524135002513.
It can be written as a sum of positive squares in 6 ways, for example, as 129640323136 + 185560208289 = 360056^2 + 430767^2 .
It is not a de Polignac number, because 315200531425 - 21 = 315200531423 is a prime.
It is not an unprimeable number, because it can be changed into a prime (315200531423) 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, 484923570 + ... + 484924219.
Almost surely, 2315200531425 is an apocalyptic number.
It is an amenable number.
315200531425 is a deficient number, since it is larger than the sum of its proper divisors (105713409435).
315200531425 is a wasteful number, since it uses less digits than its factorization.
315200531425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 969847812 (or 969847807 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 31.
Adding to 315200531425 its reverse (524135002513), we get a palindrome (839335533938).
The spelling of 315200531425 in words is "three hundred fifteen billion, two hundred million, five hundred thirty-one thousand, four hundred twenty-five".
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