Base | Representation |
---|---|
bin | 1100110011101110101… |
… | …1000011000111111111 |
3 | 210000222021111102000001 |
4 | 3030323223003013333 |
5 | 12101122341112311 |
6 | 245030444415131 |
7 | 21616623105211 |
oct | 3147353030777 |
9 | 700867442001 |
10 | 220044472831 |
11 | 85358406327 |
12 | 367905474a7 |
13 | 17999c984a1 |
14 | a9162625b1 |
15 | 5acd0774c1 |
hex | 333bac31ff |
220044472831 has 8 divisors (see below), whose sum is σ = 230254227584. Its totient is φ = 210029189760.
The previous prime is 220044472829. The next prime is 220044472853. The reversal of 220044472831 is 138274440022.
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 220044472831 - 21 = 220044472829 is a prime.
It is a super-2 number, since 2×2200444728312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220044472861) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48615606 + ... + 48620131.
It is an arithmetic number, because the mean of its divisors is an integer number (28781778448).
Almost surely, 2220044472831 is an apocalyptic number.
220044472831 is a deficient number, since it is larger than the sum of its proper divisors (10209754753).
220044472831 is an equidigital number, since it uses as much as digits as its factorization.
220044472831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97235841.
The product of its (nonzero) digits is 86016, while the sum is 37.
The spelling of 220044472831 in words is "two hundred twenty billion, forty-four million, four hundred seventy-two thousand, eight hundred thirty-one".
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