Base | Representation |
---|---|
bin | 10010111011011010001011 |
3 | 100100002111020 |
4 | 102323122023 |
5 | 2232240211 |
6 | 254203523 |
7 | 60114162 |
oct | 22733213 |
9 | 10302436 |
10 | 4961931 |
11 | 2889a77 |
12 | 17b35a3 |
13 | 1049670 |
14 | 9323d9 |
15 | 680306 |
hex | 4bb68b |
4961931 has 16 divisors (see below), whose sum is σ = 7279104. Its totient is φ = 2987424.
The previous prime is 4961927. The next prime is 4961939. The reversal of 4961931 is 1391694.
It is not a de Polignac number, because 4961931 - 22 = 4961927 is a prime.
It is a super-2 number, since 2×49619312 = 49241518497522, which contains 22 as substring.
4961931 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 4961892 and 4961901.
It is not an unprimeable number, because it can be changed into a prime (4961939) 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 15 ways as a sum of consecutive naturals, for example, 480 + ... + 3186.
It is an arithmetic number, because the mean of its divisors is an integer number (454944).
Almost surely, 24961931 is an apocalyptic number.
4961931 is a deficient number, since it is larger than the sum of its proper divisors (2317173).
4961931 is a wasteful number, since it uses less digits than its factorization.
4961931 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2770.
The product of its digits is 5832, while the sum is 33.
The square root of 4961931 is about 2227.5392252439. The cubic root of 4961931 is about 170.5625080760.
The spelling of 4961931 in words is "four million, nine hundred sixty-one thousand, nine hundred thirty-one".
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