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434016631 = 479906089
BaseRepresentation
bin11001110111101…
…001000101110111
31010020200022220001
4121313221011313
51342102013011
6111022252131
713520036416
oct3167510567
91106608801
10434016631
11202a9a134
12101427047
136bbc1899
14418db47d
15281827c1
hex19de9177

434016631 has 4 divisors (see below), whose sum is σ = 434923200. Its totient is φ = 433110064.

The previous prime is 434016617. The next prime is 434016643. The reversal of 434016631 is 136610434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-434016631 is a prime.

It is a super-2 number, since 2×4340166312 = 376740871969180322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434016631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434016131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452566 + ... + 453523.

It is an arithmetic number, because the mean of its divisors is an integer number (108730800).

Almost surely, 2434016631 is an apocalyptic number.

434016631 is a deficient number, since it is larger than the sum of its proper divisors (906569).

434016631 is an equidigital number, since it uses as much as digits as its factorization.

434016631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906568.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 434016631 is about 20833.0658089490. The cubic root of 434016631 is about 757.1270986786.

The spelling of 434016631 in words is "four hundred thirty-four million, sixteen thousand, six hundred thirty-one".

Divisors: 1 479 906089 434016631