Base | Representation |
---|---|
bin | 111100000011… |
… | …1001011111010 |
3 | 2012020200122121 |
4 | 1320013023322 |
5 | 31030033324 |
6 | 3042511454 |
7 | 531430000 |
oct | 170071372 |
9 | 65220577 |
10 | 31486714 |
11 | 16856486 |
12 | a66558a |
13 | 66a58bc |
14 | 4278a70 |
15 | 2b6e5e4 |
hex | 1e072fa |
31486714 has 40 divisors (see below), whose sum is σ = 56468160. Its totient is φ = 13162968.
The previous prime is 31486711. The next prime is 31486723. The reversal of 31486714 is 41768413.
It is a happy number.
Its product of digits (16128) is a multiple of the sum of its prime factors (192).
It is a self number, because there is not a number n which added to its sum of digits gives 31486714.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31486711) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 379317 + ... + 379399.
It is an arithmetic number, because the mean of its divisors is an integer number (1411704).
Almost surely, 231486714 is an apocalyptic number.
31486714 is a deficient number, since it is larger than the sum of its proper divisors (24981446).
31486714 is an frugal number, since it uses more digits than its factorization.
31486714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192 (or 171 counting only the distinct ones).
The product of its digits is 16128, while the sum is 34.
The square root of 31486714 is about 5611.3023443760. The cubic root of 31486714 is about 315.7735719702.
The spelling of 31486714 in words is "thirty-one million, four hundred eighty-six thousand, seven hundred fourteen".
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