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28327414152 = 2331180308923
BaseRepresentation
bin11010011000011100…
…100000100110001000
32201010012000201221010
4122120130200212020
5431003304223102
621002522443520
72021660022162
oct323034404610
981105021833
1028327414152
11110170a5584
1255a69635a0
1328959c682b
14152a25b932
15b0bd8cd6c
hex698720988

28327414152 has 16 divisors (see below), whose sum is σ = 70818535440. Its totient is φ = 9442471376.

The previous prime is 28327414121. The next prime is 28327414187. The reversal of 28327414152 is 25141472382.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 28327414152.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590154438 + ... + 590154485.

It is an arithmetic number, because the mean of its divisors is an integer number (4426158465).

Almost surely, 228327414152 is an apocalyptic number.

It is an amenable number.

28327414152 is an abundant number, since it is smaller than the sum of its proper divisors (42491121288).

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

28327414152 is a wasteful number, since it uses less digits than its factorization.

28327414152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180308932 (or 1180308928 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The spelling of 28327414152 in words is "twenty-eight billion, three hundred twenty-seven million, four hundred fourteen thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 1180308923 2360617846 3540926769 4721235692 7081853538 9442471384 14163707076 28327414152