Base | Representation |
---|---|
bin | 111011110000… |
… | …0111110110011 |
3 | 2011221201222210 |
4 | 1313200332303 |
5 | 31010031402 |
6 | 3035303203 |
7 | 530205525 |
oct | 167407663 |
9 | 64851883 |
10 | 31330227 |
11 | 16759955 |
12 | a5aab03 |
13 | 664c5c6 |
14 | 4237a15 |
15 | 2b3d06c |
hex | 1de0fb3 |
31330227 has 8 divisors (see below), whose sum is σ = 41800960. Its totient is φ = 20873160.
The previous prime is 31330223. The next prime is 31330249. The reversal of 31330227 is 72203313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31330227 - 22 = 31330223 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31330223) 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, 4674 + ... + 9192.
It is an arithmetic number, because the mean of its divisors is an integer number (5225120).
Almost surely, 231330227 is an apocalyptic number.
31330227 is a deficient number, since it is larger than the sum of its proper divisors (10470733).
31330227 is a wasteful number, since it uses less digits than its factorization.
31330227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6833.
The product of its (nonzero) digits is 756, while the sum is 21.
The square root of 31330227 is about 5597.3410651844. The cubic root of 31330227 is about 315.2495779666.
The spelling of 31330227 in words is "thirty-one million, three hundred thirty thousand, two hundred twenty-seven".
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