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424561047 = 31491635827
BaseRepresentation
bin11001010011100…
…100100110010111
31002120212221021020
4121103210212113
51332141423142
6110043452223
713343465211
oct3123444627
91076787236
10424561047
111a8720aa9
12ba227073
1369c60a71
14405595b1
1527415cec
hex194e4997

424561047 has 16 divisors (see below), whose sum is σ = 573475200. Its totient is φ = 279368352.

The previous prime is 424561031. The next prime is 424561063. The reversal of 424561047 is 740165424.

It is an interprime number because it is at equal distance from previous prime (424561031) and next prime (424561063).

It is not a de Polignac number, because 424561047 - 24 = 424561031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424560999 and 424561017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424561087) 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, 69948 + ... + 75774.

It is an arithmetic number, because the mean of its divisors is an integer number (35842200).

Almost surely, 2424561047 is an apocalyptic number.

424561047 is a deficient number, since it is larger than the sum of its proper divisors (148914153).

424561047 is a wasteful number, since it uses less digits than its factorization.

424561047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6142.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 424561047 is about 20604.8792037226. The cubic root of 424561047 is about 751.5883653084.

The spelling of 424561047 in words is "four hundred twenty-four million, five hundred sixty-one thousand, forty-seven".

Divisors: 1 3 149 163 447 489 5827 17481 24287 72861 868223 949801 2604669 2849403 141520349 424561047