Base | Representation |
---|---|
bin | 1001001011100000000… |
… | …10010000000101111101 |
3 | 1010011010121210111111102 |
4 | 10211300002100011331 |
5 | 20131431014013010 |
6 | 400522015102445 |
7 | 31534131616625 |
oct | 4456002200575 |
9 | 1104117714442 |
10 | 315412251005 |
11 | 111846aa1625 |
12 | 51166b11a25 |
13 | 23987bb8567 |
14 | 113a1dd9885 |
15 | 83107a6ba5 |
hex | 497009017d |
315412251005 has 8 divisors (see below), whose sum is σ = 381034935000. Its totient is φ = 250636311616.
The previous prime is 315412250969. The next prime is 315412251023. The reversal of 315412251005 is 500152214513.
It can be written as a sum of positive squares in 4 ways, for example, as 4407499321 + 311004751684 = 66389^2 + 557678^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 315412251005 - 26 = 315412250941 is a prime.
It is a super-2 number, since 2×3154122510052 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211685330 + ... + 211686819.
It is an arithmetic number, because the mean of its divisors is an integer number (47629366875).
Almost surely, 2315412251005 is an apocalyptic number.
It is an amenable number.
315412251005 is a deficient number, since it is larger than the sum of its proper divisors (65622683995).
315412251005 is a wasteful number, since it uses less digits than its factorization.
315412251005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 423372303.
The product of its (nonzero) digits is 6000, while the sum is 29.
Adding to 315412251005 its reverse (500152214513), we get a palindrome (815564465518).
The spelling of 315412251005 in words is "three hundred fifteen billion, four hundred twelve million, two hundred fifty-one thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •