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28244714061 = 347200317121
BaseRepresentation
bin11010010011100001…
…000010001001001101
32200220102102010201210
4122103201002021031
5430321121322221
620550410125033
72016634052064
oct322341021115
980812363653
1028244714061
1110a8444a7a3
125583120779
13288182c475
14151d2911db
15b049a4276
hex69384224d

28244714061 has 8 divisors (see below), whose sum is σ = 38460887424. Its totient is φ = 18429175040.

The previous prime is 28244714033. The next prime is 28244714083. The reversal of 28244714061 is 16041744282.

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 28244714061 - 213 = 28244705869 is a prime.

It is a super-2 number, since 2×282447140612 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28244712061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100158420 + ... + 100158701.

It is an arithmetic number, because the mean of its divisors is an integer number (4807610928).

Almost surely, 228244714061 is an apocalyptic number.

It is an amenable number.

28244714061 is a deficient number, since it is larger than the sum of its proper divisors (10216173363).

28244714061 is a wasteful number, since it uses less digits than its factorization.

28244714061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200317171.

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 28244714061 in words is "twenty-eight billion, two hundred forty-four million, seven hundred fourteen thousand, sixty-one".

Divisors: 1 3 47 141 200317121 600951363 9414904687 28244714061