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428763427374 = 23577226754631
BaseRepresentation
bin1100011110101000100…
…10101011001000101110
31111222201021000212121210
412033110102223020232
524011101414133444
6524545440135250
742656104666602
oct6172422531056
91458637025553
10428763427374
11155923860087
126b120007526
1331580775459
1416a762bb502
15b246bb07b9
hex63d44ab22e

428763427374 has 32 divisors (see below), whose sum is σ = 859407687936. Its totient is φ = 142607900160.

The previous prime is 428763427357. The next prime is 428763427397. The reversal of 428763427374 is 473724367824.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7821039 + ... + 7875669.

It is an arithmetic number, because the mean of its divisors is an integer number (26856490248).

Almost surely, 2428763427374 is an apocalyptic number.

428763427374 is an abundant number, since it is smaller than the sum of its proper divisors (430644260562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428763427374 is a wasteful number, since it uses less digits than its factorization.

428763427374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57480.

The product of its digits is 37933056, while the sum is 57.

The spelling of 428763427374 in words is "four hundred twenty-eight billion, seven hundred sixty-three million, four hundred twenty-seven thousand, three hundred seventy-four".

Divisors: 1 2 3 6 577 1154 1731 2267 3462 4534 6801 13602 54631 109262 163893 327786 1308059 2616118 3924177 7848354 31522087 63044174 94566261 123848477 189132522 247696954 371545431 743090862 71460571229 142921142458 214381713687 428763427374