Base | Representation |
---|---|
bin | 10010110011001… |
… | …101101101110100 |
3 | 210222111202121022 |
4 | 102303031231310 |
5 | 1121221243122 |
6 | 51144240312 |
7 | 10546662314 |
oct | 2263155564 |
9 | 728452538 |
10 | 315415412 |
11 | 1520532a4 |
12 | 89770098 |
13 | 50467550 |
14 | 2dc67444 |
15 | 1ca56642 |
hex | 12ccdb74 |
315415412 has 24 divisors (see below), whose sum is σ = 596673000. Its totient is φ = 145028736.
The previous prime is 315415411. The next prime is 315415423. The reversal of 315415412 is 214514513.
It can be written as a sum of positive squares in 4 ways, for example, as 24167056 + 291248356 = 4916^2 + 17066^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315415411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2714 + ... + 25262.
It is an arithmetic number, because the mean of its divisors is an integer number (24861375).
Almost surely, 2315415412 is an apocalyptic number.
It is an amenable number.
315415412 is a deficient number, since it is larger than the sum of its proper divisors (281257588).
315415412 is a wasteful number, since it uses less digits than its factorization.
315415412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22835 (or 22833 counting only the distinct ones).
The product of its digits is 2400, while the sum is 26.
The square root of 315415412 is about 17759.9384007941. The cubic root of 315415412 is about 680.7081808994.
Adding to 315415412 its reverse (214514513), we get a palindrome (529929925).
The spelling of 315415412 in words is "three hundred fifteen million, four hundred fifteen thousand, four hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.317 sec. • engine limits •