Base | Representation |
---|---|
bin | 11101100010001… |
… | …010111010110001 |
3 | 1021112100211221100 |
4 | 131202022322301 |
5 | 2003321400011 |
6 | 121100115013 |
7 | 15164440215 |
oct | 3542127261 |
9 | 1245324840 |
10 | 495496881 |
11 | 234771160 |
12 | 119b35a69 |
13 | 7b869529 |
14 | 49b42945 |
15 | 2d778d56 |
hex | 1d88aeb1 |
495496881 has 24 divisors (see below), whose sum is σ = 785172960. Its totient is φ = 298612800.
The previous prime is 495496879. The next prime is 495496913. The reversal of 495496881 is 188694594.
It is not a de Polignac number, because 495496881 - 21 = 495496879 is a prime.
It is a super-2 number, since 2×4954968812 = 491034318161456322, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (495496811) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3741 + ... + 31701.
It is an arithmetic number, because the mean of its divisors is an integer number (32715540).
Almost surely, 2495496881 is an apocalyptic number.
It is an amenable number.
495496881 is a deficient number, since it is larger than the sum of its proper divisors (289676079).
495496881 is a wasteful number, since it uses less digits than its factorization.
495496881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28157 (or 28154 counting only the distinct ones).
The product of its digits is 2488320, while the sum is 54.
The square root of 495496881 is about 22259.7592305038. The cubic root of 495496881 is about 791.3105848206.
The spelling of 495496881 in words is "four hundred ninety-five million, four hundred ninety-six thousand, eight hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •