Base | Representation |
---|---|
bin | 10010110010011… |
… | …111000111011101 |
3 | 210222011001210000 |
4 | 102302133013131 |
5 | 1121144141131 |
6 | 51140204513 |
7 | 10545235662 |
oct | 2262370735 |
9 | 728131700 |
10 | 315224541 |
11 | 151a32955 |
12 | 89699739 |
13 | 503cb6c8 |
14 | 2dc17a69 |
15 | 1ca19ce6 |
hex | 12c9f1dd |
315224541 has 20 divisors (see below), whose sum is σ = 474614272. Its totient is φ = 208488168.
The previous prime is 315224537. The next prime is 315224543. The reversal of 315224541 is 145422513.
It is not a de Polignac number, because 315224541 - 22 = 315224537 is a prime.
It is a super-2 number, since 2×3152245412 = 198733022497321362, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315224543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5035 + ... + 25608.
Almost surely, 2315224541 is an apocalyptic number.
It is an amenable number.
315224541 is a deficient number, since it is larger than the sum of its proper divisors (159389731).
315224541 is a wasteful number, since it uses less digits than its factorization.
315224541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30782 (or 30773 counting only the distinct ones).
The product of its digits is 4800, while the sum is 27.
The square root of 315224541 is about 17754.5639484613. The cubic root of 315224541 is about 680.5708449046.
It can be divided in two parts, 31522 and 4541, that added together give a palindrome (36063).
The spelling of 315224541 in words is "three hundred fifteen million, two hundred twenty-four thousand, five hundred forty-one".
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