Base | Representation |
---|---|
bin | 111010000101000… |
… | …110010111010001 |
3 | 2111220112102112001 |
4 | 322011012113101 |
5 | 3443422242223 |
6 | 240405034001 |
7 | 33101251654 |
oct | 7205062721 |
9 | 2456472461 |
10 | 974415313 |
11 | 460039713 |
12 | 2323b5901 |
13 | 126b4cb11 |
14 | 935ab89b |
15 | 5a82a9ad |
hex | 3a1465d1 |
974415313 has 4 divisors (see below), whose sum is σ = 1000750900. Its totient is φ = 948079728.
The previous prime is 974415311. The next prime is 974415317. The reversal of 974415313 is 313514479.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313514479 = 353 ⋅888143.
It can be written as a sum of positive squares in 2 ways, for example, as 895685184 + 78730129 = 29928^2 + 8873^2 .
It is a cyclic number.
It is not a de Polignac number, because 974415313 - 21 = 974415311 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 26335549 = 974415313 / (9 + 7 + 4 + 4 + 1 + 5 + 3 + 1 + 3).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (974415311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13167738 + ... + 13167811.
It is an arithmetic number, because the mean of its divisors is an integer number (250187725).
Almost surely, 2974415313 is an apocalyptic number.
It is an amenable number.
974415313 is a deficient number, since it is larger than the sum of its proper divisors (26335587).
974415313 is a wasteful number, since it uses less digits than its factorization.
974415313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26335586.
The product of its digits is 45360, while the sum is 37.
The square root of 974415313 is about 31215.6261029632. The cubic root of 974415313 is about 991.3979885668.
The spelling of 974415313 in words is "nine hundred seventy-four million, four hundred fifteen thousand, three hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •