Base | Representation |
---|---|
bin | 11111101010000… |
… | …000110010100111 |
3 | 1101000101000211000 |
4 | 133222000302213 |
5 | 2041430410413 |
6 | 124411244343 |
7 | 16106222601 |
oct | 3752006247 |
9 | 1330330730 |
10 | 531106983 |
11 | 2528835a0 |
12 | 129a496b3 |
13 | 86056bb4 |
14 | 50772171 |
15 | 31960073 |
hex | 1fa80ca7 |
531106983 has 16 divisors (see below), whose sum is σ = 858355200. Its totient is φ = 321882840.
The previous prime is 531106963. The next prime is 531106993. The reversal of 531106983 is 389601135.
It is a happy number.
It is not a de Polignac number, because 531106983 - 213 = 531098791 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531106963) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 893823 + ... + 894416.
It is an arithmetic number, because the mean of its divisors is an integer number (53647200).
Almost surely, 2531106983 is an apocalyptic number.
531106983 is a deficient number, since it is larger than the sum of its proper divisors (327248217).
531106983 is a wasteful number, since it uses less digits than its factorization.
531106983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1788259 (or 1788253 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 531106983 is about 23045.7584600724. The cubic root of 531106983 is about 809.8302662184.
The spelling of 531106983 in words is "five hundred thirty-one million, one hundred six thousand, nine hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •