Base | Representation |
---|---|
bin | 1001001011000000010… |
… | …11100011001110011101 |
3 | 1010010110002021102010100 |
4 | 10211200023203032131 |
5 | 20130404420100323 |
6 | 400435353531313 |
7 | 31524421645101 |
oct | 4454013431635 |
9 | 1103402242110 |
10 | 315146253213 |
11 | 11171a931540 |
12 | 510b1a13b39 |
13 | 23944a6430c |
14 | 11378957901 |
15 | 82e7262943 |
hex | 49602e339d |
315146253213 has 48 divisors (see below), whose sum is σ = 508587004224. Its totient is φ = 186422446080.
The previous prime is 315146253209. The next prime is 315146253223. The reversal of 315146253213 is 312352641513.
315146253213 is a `hidden beast` number, since 3 + 1 + 5 + 1 + 4 + 625 + 3 + 21 + 3 = 666.
It is not a de Polignac number, because 315146253213 - 22 = 315146253209 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315146253223) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 857070 + ... + 1168272.
It is an arithmetic number, because the mean of its divisors is an integer number (10595562588).
Almost surely, 2315146253213 is an apocalyptic number.
315146253213 is a gapful number since it is divisible by the number (33) formed by its first and last digit.
It is an amenable number.
315146253213 is a deficient number, since it is larger than the sum of its proper divisors (193440751011).
315146253213 is a wasteful number, since it uses less digits than its factorization.
315146253213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311466 (or 311463 counting only the distinct ones).
The product of its digits is 64800, while the sum is 36.
Adding to 315146253213 its reverse (312352641513), we get a palindrome (627498894726).
The spelling of 315146253213 in words is "three hundred fifteen billion, one hundred forty-six million, two hundred fifty-three thousand, two hundred thirteen".
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