Base | Representation |
---|---|
bin | 1010010011010110… |
… | …01010110010001111 |
3 | 112021110120221122120 |
4 | 11021223022302033 |
5 | 42311420123211 |
6 | 2312500544023 |
7 | 254030616666 |
oct | 51153126217 |
9 | 15243527576 |
10 | 5531020431 |
11 | 2389131572 |
12 | 10a43b2013 |
13 | 6a1b85271 |
14 | 3a680dddd |
15 | 22589ad06 |
hex | 149acac8f |
5531020431 has 24 divisors (see below), whose sum is σ = 7966871040. Its totient is φ = 3411591552.
The previous prime is 5531020421. The next prime is 5531020457. The reversal of 5531020431 is 1340201355.
It is not a de Polignac number, because 5531020431 - 227 = 5396802703 is a prime.
It is a super-2 number, since 2×55310204312 = 61184374016278851522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5531020421) 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 23 ways as a sum of consecutive naturals, for example, 2911 + ... + 105216.
It is an arithmetic number, because the mean of its divisors is an integer number (331952960).
Almost surely, 25531020431 is an apocalyptic number.
5531020431 is a gapful number since it is divisible by the number (51) formed by its first and last digit.
5531020431 is a deficient number, since it is larger than the sum of its proper divisors (2435850609).
5531020431 is a wasteful number, since it uses less digits than its factorization.
5531020431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108223 (or 108206 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 24.
The square root of 5531020431 is about 74370.8305116999. The cubic root of 5531020431 is about 1768.4865216777.
Adding to 5531020431 its reverse (1340201355), we get a palindrome (6871221786).
The spelling of 5531020431 in words is "five billion, five hundred thirty-one million, twenty thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •