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28606955024 = 2416131108453
BaseRepresentation
bin11010101001000110…
…110111111000010000
32201211200000212220202
4122221012313320100
5432041340030044
621050350154332
72031623051144
oct325106677020
981750025822
1028606955024
111114a97579a
1256644b29a8
13290b8b022b
141555427224
15b266a9c4e
hex6a91b7e10

28606955024 has 20 divisors (see below), whose sum is σ = 55460387436. Its totient is φ = 14294596992.

The previous prime is 28606955011. The next prime is 28606955053. The reversal of 28606955024 is 42055960682.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11852241424 + 16754713600 = 108868^2 + 129440^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 28606955024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528419 + ... + 580034.

Almost surely, 228606955024 is an apocalyptic number.

It is an amenable number.

28606955024 is a deficient number, since it is larger than the sum of its proper divisors (26853432412).

28606955024 is a wasteful number, since it uses less digits than its factorization.

28606955024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110074 (or 1110068 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 28606955024 in words is "twenty-eight billion, six hundred six million, nine hundred fifty-five thousand, twenty-four".

Divisors: 1 2 4 8 16 1613 3226 6452 12904 25808 1108453 2216906 4433812 8867624 17735248 1787934689 3575869378 7151738756 14303477512 28606955024