Base | Representation |
---|---|
bin | 10010110100010… |
… | …111010110100110 |
3 | 211000002002100100 |
4 | 102310113112212 |
5 | 1121310421110 |
6 | 51154524530 |
7 | 10552356546 |
oct | 2264272646 |
9 | 730062310 |
10 | 315717030 |
11 | 152239972 |
12 | 89896746 |
13 | 50541915 |
14 | 2dd05326 |
15 | 1cab5bc0 |
hex | 12d175a6 |
315717030 has 48 divisors (see below), whose sum is σ = 869154624. Its totient is φ = 79238400.
The previous prime is 315717023. The next prime is 315717107. The reversal of 315717030 is 30717513.
It is a junction number, because it is equal to n+sod(n) for n = 315716985 and 315717003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101646 + ... + 104705.
It is an arithmetic number, because the mean of its divisors is an integer number (18107388).
Almost surely, 2315717030 is an apocalyptic number.
315717030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
315717030 is an abundant number, since it is smaller than the sum of its proper divisors (553437594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315717030 is a wasteful number, since it uses less digits than its factorization.
315717030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206381 (or 206378 counting only the distinct ones).
The product of its (nonzero) digits is 2205, while the sum is 27.
The square root of 315717030 is about 17768.4278989448. The cubic root of 315717030 is about 680.9250889544.
The spelling of 315717030 in words is "three hundred fifteen million, seven hundred seventeen thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •