Base | Representation |
---|---|
bin | 111011110010… |
… | …0001101110010 |
3 | 2011222102011102 |
4 | 1313210031302 |
5 | 31010442344 |
6 | 3035444402 |
7 | 530262251 |
oct | 167441562 |
9 | 64872142 |
10 | 31343474 |
11 | 167688a8 |
12 | a5b6702 |
13 | 6655646 |
14 | 423c798 |
15 | 2b41e4e |
hex | 1de4372 |
31343474 has 8 divisors (see below), whose sum is σ = 48108720. Its totient is φ = 15307236.
The previous prime is 31343443. The next prime is 31343489. The reversal of 31343474 is 47434313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182144 + ... + 182315.
It is an arithmetic number, because the mean of its divisors is an integer number (6013590).
Almost surely, 231343474 is an apocalyptic number.
31343474 is a deficient number, since it is larger than the sum of its proper divisors (16765246).
31343474 is a wasteful number, since it uses less digits than its factorization.
31343474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364504.
The product of its digits is 12096, while the sum is 29.
The square root of 31343474 is about 5598.5242698411. The cubic root of 31343474 is about 315.2940028252.
Adding to 31343474 its reverse (47434313), we get a palindrome (78777787).
The spelling of 31343474 in words is "thirty-one million, three hundred forty-three thousand, four hundred seventy-four".
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