Base | Representation |
---|---|
bin | 10010110100100… |
… | …011010101110000 |
3 | 211000011120200210 |
4 | 102310203111300 |
5 | 1121314004003 |
6 | 51155544120 |
7 | 10552652646 |
oct | 2264432560 |
9 | 730146623 |
10 | 315766128 |
11 | 152272847 |
12 | 898bb040 |
13 | 5055b082 |
14 | 2dd19196 |
15 | 1cac5503 |
hex | 12d23570 |
315766128 has 20 divisors (see below), whose sum is σ = 815729288. Its totient is φ = 105255360.
The previous prime is 315766127. The next prime is 315766159. The reversal of 315766128 is 821667513.
It is a super-2 number, since 2×3157661282 = 199416495184224768, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315766127) 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 3 ways as a sum of consecutive naturals, for example, 3289183 + ... + 3289278.
Almost surely, 2315766128 is an apocalyptic number.
It is an amenable number.
315766128 is an abundant number, since it is smaller than the sum of its proper divisors (499963160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315766128 is a wasteful number, since it uses less digits than its factorization.
315766128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6578472 (or 6578466 counting only the distinct ones).
The product of its digits is 60480, while the sum is 39.
The square root of 315766128 is about 17769.8094531146. The cubic root of 315766128 is about 680.9603846190.
The spelling of 315766128 in words is "three hundred fifteen million, seven hundred sixty-six thousand, one hundred twenty-eight".
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