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28002690359633 = 1112720044874989
BaseRepresentation
bin1100101110111111000100…
…11010010110000101010001
310200011000211122020100010102
412113133202122112011101
512132244002213002013
6135320131445542145
75620061525513213
oct627374232260521
9120130748210112
1028002690359633
118a16968752290
123183138414955
131281847397672
146cb4a1d405b3
153386330c9d58
hex1977e2696151

28002690359633 has 8 divisors (see below), whose sum is σ = 30788927984640. Its totient is φ = 25256542484880.

The previous prime is 28002690359591. The next prime is 28002690359641. The reversal of 28002690359633 is 33695309620082.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28002690359633 - 28 = 28002690359377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28002695359633) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10022436098 + ... + 10022438891.

It is an arithmetic number, because the mean of its divisors is an integer number (3848615998080).

Almost surely, 228002690359633 is an apocalyptic number.

It is an amenable number.

28002690359633 is a deficient number, since it is larger than the sum of its proper divisors (2786237625007).

28002690359633 is a wasteful number, since it uses less digits than its factorization.

28002690359633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20044875127.

The product of its (nonzero) digits is 12597120, while the sum is 56.

The spelling of 28002690359633 in words is "twenty-eight trillion, two billion, six hundred ninety million, three hundred fifty-nine thousand, six hundred thirty-three".

Divisors: 1 11 127 1397 20044874989 220493624879 2545699123603 28002690359633