Base | Representation |
---|---|
bin | 10010110010110… |
… | …010110001111000 |
3 | 210222022011020221 |
4 | 102302302301320 |
5 | 1121204230310 |
6 | 51142025424 |
7 | 10546022536 |
oct | 2262626170 |
9 | 728264227 |
10 | 315305080 |
11 | 151a88412 |
12 | 89718274 |
13 | 5042926c |
14 | 2dc39156 |
15 | 1ca33ada |
hex | 12cb2c78 |
315305080 has 16 divisors (see below), whose sum is σ = 709436520. Its totient is φ = 126122016.
The previous prime is 315305071. The next prime is 315305101. The reversal of 315305080 is 80503513.
It is a happy number.
It is a super-3 number, since 3×3153050803 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3941274 + ... + 3941353.
Almost surely, 2315305080 is an apocalyptic number.
It is an amenable number.
315305080 is an abundant number, since it is smaller than the sum of its proper divisors (394131440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315305080 is a wasteful number, since it uses less digits than its factorization.
315305080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7882638 (or 7882634 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 315305080 is about 17756.8319246424. The cubic root of 315305080 is about 680.6288012930.
Adding to 315305080 its reverse (80503513), we get a palindrome (395808593).
The spelling of 315305080 in words is "three hundred fifteen million, three hundred five thousand, eighty".
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