Base | Representation |
---|---|
bin | 111011010110… |
… | …0010100001010 |
3 | 2011112210002010 |
4 | 1312230110022 |
5 | 30431131011 |
6 | 3030520350 |
7 | 525316563 |
oct | 166542412 |
9 | 64483063 |
10 | 31114506 |
11 | 16621875 |
12 | a5060b6 |
13 | 65a5367 |
14 | 41bd16a |
15 | 2ae91a6 |
hex | 1dac50a |
31114506 has 16 divisors (see below), whose sum is σ = 64375200. Its totient is φ = 10013808.
The previous prime is 31114493. The next prime is 31114507. The reversal of 31114506 is 60541113.
It is a super-2 number, since 2×311145062 = 1936224967248072, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31114507) 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, 89236 + ... + 89583.
It is an arithmetic number, because the mean of its divisors is an integer number (4023450).
Almost surely, 231114506 is an apocalyptic number.
31114506 is an abundant number, since it is smaller than the sum of its proper divisors (33260694).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31114506 is a wasteful number, since it uses less digits than its factorization.
31114506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178853.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 31114506 is about 5578.0378270499. The cubic root of 31114506 is about 314.5243716385.
Adding to 31114506 its reverse (60541113), we get a palindrome (91655619).
The spelling of 31114506 in words is "thirty-one million, one hundred fourteen thousand, five hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.023 sec. • engine limits •