Base | Representation |
---|---|
bin | 111011110100… |
… | …1000000111110 |
3 | 2012000102010120 |
4 | 1313221000332 |
5 | 31012110014 |
6 | 3040115410 |
7 | 530403465 |
oct | 167510076 |
9 | 65012116 |
10 | 31363134 |
11 | 16781650 |
12 | a605b66 |
13 | 666158a |
14 | 42459dc |
15 | 2b47ba9 |
hex | 1de903e |
31363134 has 32 divisors (see below), whose sum is σ = 70640640. Its totient is φ = 9196800.
The previous prime is 31363133. The next prime is 31363141. The reversal of 31363134 is 43136313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31363133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5619 + ... + 9710.
It is an arithmetic number, because the mean of its divisors is an integer number (2207520).
Almost surely, 231363134 is an apocalyptic number.
31363134 is an abundant number, since it is smaller than the sum of its proper divisors (39277506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31363134 is a wasteful number, since it uses less digits than its factorization.
31363134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15376.
The product of its digits is 1944, while the sum is 24.
The square root of 31363134 is about 5600.2798144378. The cubic root of 31363134 is about 315.3599111173.
Adding to 31363134 its reverse (43136313), we get a palindrome (74499447).
The spelling of 31363134 in words is "thirty-one million, three hundred sixty-three thousand, one hundred thirty-four".
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