Base | Representation |
---|---|
bin | 11100111101110… |
… | …101101010010111 |
3 | 1020212102222010100 |
4 | 130331311222113 |
5 | 1443402111011 |
6 | 120120025143 |
7 | 15020461554 |
oct | 3475655227 |
9 | 1225388110 |
10 | 485972631 |
11 | 22a356481 |
12 | 1169021b3 |
13 | 798b3391 |
14 | 48783a2b |
15 | 2c9e6d56 |
hex | 1cf75a97 |
485972631 has 12 divisors (see below), whose sum is σ = 719082000. Its totient is φ = 316079520.
The previous prime is 485972623. The next prime is 485972653. The reversal of 485972631 is 136279584.
485972631 is a `hidden beast` number, since 4 + 8 + 5 + 9 + 7 + 2 + 631 = 666.
It is not a de Polignac number, because 485972631 - 23 = 485972623 is a prime.
It is a super-2 number, since 2×4859726312 = 472338796162124322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (485972131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 658131 + ... + 658868.
It is an arithmetic number, because the mean of its divisors is an integer number (59923500).
Almost surely, 2485972631 is an apocalyptic number.
485972631 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
485972631 is a deficient number, since it is larger than the sum of its proper divisors (233109369).
485972631 is a wasteful number, since it uses less digits than its factorization.
485972631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1317046 (or 1317043 counting only the distinct ones).
The product of its digits is 362880, while the sum is 45.
The square root of 485972631 is about 22044.7869347835. The cubic root of 485972631 is about 786.2076593290.
The spelling of 485972631 in words is "four hundred eighty-five million, nine hundred seventy-two thousand, six hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •