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430255045 = 511311271987
BaseRepresentation
bin11001101001010…
…010101111000101
31002222121012222001
4121221102233011
51340121130140
6110405505301
713443051613
oct3151225705
91088535861
10430255045
1120095aa90
12100112231
136b1a56ac
14411dc6b3
1527b8ce9a
hex19a52bc5

430255045 has 32 divisors (see below), whose sum is σ = 586285056. Its totient is φ = 300283200.

The previous prime is 430255037. The next prime is 430255073. The reversal of 430255045 is 540552034.

It is not a de Polignac number, because 430255045 - 23 = 430255037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215542 + ... + 217528.

It is an arithmetic number, because the mean of its divisors is an integer number (18321408).

Almost surely, 2430255045 is an apocalyptic number.

It is an amenable number.

430255045 is a deficient number, since it is larger than the sum of its proper divisors (156030011).

430255045 is a wasteful number, since it uses less digits than its factorization.

430255045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 430255045 is about 20742.5901227402. The cubic root of 430255045 is about 754.9334297985.

The spelling of 430255045 in words is "four hundred thirty million, two hundred fifty-five thousand, forty-five".

Divisors: 1 5 11 31 55 127 155 341 635 1397 1705 1987 3937 6985 9935 19685 21857 43307 61597 109285 216535 252349 307985 677567 1261745 2775839 3387835 7822819 13879195 39114095 86051009 430255045