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413428431 = 31331341959
BaseRepresentation
bin11000101001000…
…110101011001111
31001210221100012010
4120221012223033
51321314202211
6105005112303
713150040463
oct3051065317
91053840163
10413428431
111a2407999
12b6558693
1367863810
143cc9c4a3
15264674a6
hex18a46acf

413428431 has 16 divisors (see below), whose sum is σ = 612792320. Its totient is φ = 246209760.

The previous prime is 413428387. The next prime is 413428469. The reversal of 413428431 is 134824314.

It is not a de Polignac number, because 413428431 - 210 = 413427407 is a prime.

It is a super-2 number, since 2×4134284312 = 341846135118243522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413427431) 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, 169771 + ... + 172188.

It is an arithmetic number, because the mean of its divisors is an integer number (38299520).

Almost surely, 2413428431 is an apocalyptic number.

413428431 is a deficient number, since it is larger than the sum of its proper divisors (199363889).

413428431 is a wasteful number, since it uses less digits than its factorization.

413428431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342006.

The product of its digits is 9216, while the sum is 30.

The square root of 413428431 is about 20332.9395562963. The cubic root of 413428431 is about 744.9608441502.

The spelling of 413428431 in words is "four hundred thirteen million, four hundred twenty-eight thousand, four hundred thirty-one".

Divisors: 1 3 13 31 39 93 403 1209 341959 1025877 4445467 10600729 13336401 31802187 137809477 413428431