Base | Representation |
---|---|
bin | 111011011100… |
… | …0011001100001 |
3 | 2011122021222021 |
4 | 1312320121201 |
5 | 30434222001 |
6 | 3031541441 |
7 | 525614101 |
oct | 166703141 |
9 | 64567867 |
10 | 31164001 |
11 | 16655a80 |
12 | a52a881 |
13 | 65c1a4b |
14 | 41d3201 |
15 | 2b08ba1 |
hex | 1db8661 |
31164001 has 8 divisors (see below), whose sum is σ = 34068384. Its totient is φ = 28271520.
The previous prime is 31163969. The next prime is 31164017. The reversal of 31164001 is 10046113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31164001 - 25 = 31163969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31164031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3045 + ... + 8461.
It is an arithmetic number, because the mean of its divisors is an integer number (4258548).
Almost surely, 231164001 is an apocalyptic number.
It is an amenable number.
31164001 is a deficient number, since it is larger than the sum of its proper divisors (2904383).
31164001 is a wasteful number, since it uses less digits than its factorization.
31164001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5951.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 31164001 is about 5582.4726600316. The cubic root of 31164001 is about 314.6910584836.
It can be divided in two parts, 3116 and 4001, that added together give a palindrome (7117).
The spelling of 31164001 in words is "thirty-one million, one hundred sixty-four thousand, one".
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