Base | Representation |
---|---|
bin | 1001001011110100… |
… | …11110000101101001 |
3 | 110201122122101112011 |
4 | 10211322132011221 |
5 | 40044322130011 |
6 | 2133145315521 |
7 | 233124151360 |
oct | 44572360551 |
9 | 13648571464 |
10 | 4931051881 |
11 | 21004a5298 |
12 | b57495ba1 |
13 | 60779aaa2 |
14 | 34ac747d7 |
15 | 1dcd87621 |
hex | 125e9e169 |
4931051881 has 8 divisors (see below), whose sum is σ = 5637049920. Its totient is φ = 4225444368.
The previous prime is 4931051861. The next prime is 4931051899. The reversal of 4931051881 is 1881501394.
It is a happy number.
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 4931051881 - 217 = 4930920809 is a prime.
It is a super-2 number, since 2×49310518812 = 48630545306227276322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4931051831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70051 + ... + 121528.
It is an arithmetic number, because the mean of its divisors is an integer number (704631240).
Almost surely, 24931051881 is an apocalyptic number.
It is an amenable number.
4931051881 is a deficient number, since it is larger than the sum of its proper divisors (705998039).
4931051881 is a wasteful number, since it uses less digits than its factorization.
4931051881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195263.
The product of its (nonzero) digits is 34560, while the sum is 40.
The square root of 4931051881 is about 70221.4488671375. The cubic root of 4931051881 is about 1702.0795636244.
The spelling of 4931051881 in words is "four billion, nine hundred thirty-one million, fifty-one thousand, eight hundred eighty-one".
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