Base | Representation |
---|---|
bin | 10010110011101… |
… | …011000111010110 |
3 | 210222201212210020 |
4 | 102303223013112 |
5 | 1121234121310 |
6 | 51151010010 |
7 | 10551003351 |
oct | 2263530726 |
9 | 728655706 |
10 | 315535830 |
11 | 152125815 |
12 | 89809906 |
13 | 504aa2bc |
14 | 2dc99298 |
15 | 1ca7c170 |
hex | 12ceb1d6 |
315535830 has 64 divisors (see below), whose sum is σ = 773763840. Its totient is φ = 82329984.
The previous prime is 315535813. The next prime is 315535853. The reversal of 315535830 is 38535513.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 315535791 and 315535800.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359352 + ... + 360228.
It is an arithmetic number, because the mean of its divisors is an integer number (12090060).
Almost surely, 2315535830 is an apocalyptic number.
315535830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 315535830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386881920).
315535830 is an abundant number, since it is smaller than the sum of its proper divisors (458228010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315535830 is a wasteful number, since it uses less digits than its factorization.
315535830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1133.
The product of its (nonzero) digits is 27000, while the sum is 33.
The square root of 315535830 is about 17763.3282354406. The cubic root of 315535830 is about 680.7947958686.
The spelling of 315535830 in words is "three hundred fifteen million, five hundred thirty-five thousand, eight hundred thirty".
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