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28860924315 = 3511551166571
BaseRepresentation
bin11010111000001111…
…101100000110011011
32202111100220212021210
4122320033230012123
5433101344034230
621131501434203
72041125544326
oct327017540633
982440825253
1028860924315
111127026a673
12571556b963
13294c3b2512
14157b0577bd
15b3db24eb0
hex6b83ec19b

28860924315 has 16 divisors (see below), whose sum is σ = 46181753856. Its totient is φ = 15391068000.

The previous prime is 28860924277. The next prime is 28860924343. The reversal of 28860924315 is 51342906882.

It is not a de Polignac number, because 28860924315 - 29 = 28860923803 is a prime.

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, 89980 + ... + 256550.

It is an arithmetic number, because the mean of its divisors is an integer number (2886359616).

Almost surely, 228860924315 is an apocalyptic number.

28860924315 is a deficient number, since it is larger than the sum of its proper divisors (17320829541).

28860924315 is a wasteful number, since it uses less digits than its factorization.

28860924315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178130.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 28860924315 in words is "twenty-eight billion, eight hundred sixty million, nine hundred twenty-four thousand, three hundred fifteen".

Divisors: 1 3 5 15 11551 34653 57755 166571 173265 499713 832855 2498565 1924061621 5772184863 9620308105 28860924315