Base | Representation |
---|---|
bin | 11001110111111… |
… | …010111110011001 |
3 | 1010020211001101000 |
4 | 121313322332121 |
5 | 1342111334011 |
6 | 111024015213 |
7 | 13520463111 |
oct | 3167727631 |
9 | 1106731330 |
10 | 434089881 |
11 | 20303a175 |
12 | 101461509 |
13 | 6bc19024 |
14 | 4191a041 |
15 | 28199356 |
hex | 19dfaf99 |
434089881 has 16 divisors (see below), whose sum is σ = 645913600. Its totient is φ = 288125424.
The previous prime is 434089823. The next prime is 434089889. The reversal of 434089881 is 188980434.
It is not a de Polignac number, because 434089881 - 210 = 434088857 is a prime.
It is a super-2 number, since 2×4340898812 = 376868049573188322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (434089889) 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, 28921 + ... + 41286.
It is an arithmetic number, because the mean of its divisors is an integer number (40369600).
Almost surely, 2434089881 is an apocalyptic number.
It is an amenable number.
434089881 is a deficient number, since it is larger than the sum of its proper divisors (211823719).
434089881 is a wasteful number, since it uses less digits than its factorization.
434089881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70445 (or 70439 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 45.
The square root of 434089881 is about 20834.8237573539. The cubic root of 434089881 is about 757.1696903186.
The spelling of 434089881 in words is "four hundred thirty-four million, eighty-nine thousand, eight hundred eighty-one".
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