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28418016246354 = 2327225539811479
BaseRepresentation
bin1100111011000100101011…
…10000110111101001010010
310201121201212102011102100100
412131202111300313221102
512211100044124340404
6140235020105033230
75662063635350550
oct635422560675122
9121551772142310
1028418016246354
119067016351169
12322b728185816
1312b1a65c14517
14703621718bd0
1534434020bd39
hex19d895c37a52

28418016246354 has 24 divisors (see below), whose sum is σ = 70368421181760. Its totient is φ = 8119433213208.

The previous prime is 28418016246331. The next prime is 28418016246383. The reversal of 28418016246354 is 45364261081482.

28418016246354 is a `hidden beast` number, since 2 + 8 + 4 + 1 + 8 + 0 + 1 + 624 + 6 + 3 + 5 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 28418016246354.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112769905614 + ... + 112769905865.

It is an arithmetic number, because the mean of its divisors is an integer number (2932017549240).

Almost surely, 228418016246354 is an apocalyptic number.

28418016246354 is an abundant number, since it is smaller than the sum of its proper divisors (41950404935406).

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

28418016246354 is a wasteful number, since it uses less digits than its factorization.

28418016246354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225539811494 (or 225539811491 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 54.

The spelling of 28418016246354 in words is "twenty-eight trillion, four hundred eighteen billion, sixteen million, two hundred forty-six thousand, three hundred fifty-four".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 225539811479 451079622958 676619434437 1353238868874 1578778680353 2029858303311 3157557360706 4059716606622 4736336041059 9472672082118 14209008123177 28418016246354