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8028064715 = 511631231323
BaseRepresentation
bin1110111101000001…
…01000101111001011
3202201111012221110012
413132200220233023
5112420141032330
63404341142135
7402641265326
oct73640505713
922644187405
108028064715
11344a6a6930
1216806ba94b
139ac2bb268
145622d17bd
1531ebe0c95
hex1de828bcb

8028064715 has 16 divisors (see below), whose sum is σ = 10526167296. Its totient is φ = 5829314400.

The previous prime is 8028064711. The next prime is 8028064757. The reversal of 8028064715 is 5174608208.

It is not a de Polignac number, because 8028064715 - 22 = 8028064711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8028064711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80957 + ... + 150366.

It is an arithmetic number, because the mean of its divisors is an integer number (657885456).

Almost surely, 28028064715 is an apocalyptic number.

8028064715 is a deficient number, since it is larger than the sum of its proper divisors (2498102581).

8028064715 is a wasteful number, since it uses less digits than its factorization.

8028064715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231970.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 8028064715 is about 89599.4682740919. The cubic root of 8028064715 is about 2002.3359967473.

The spelling of 8028064715 in words is "eight billion, twenty-eight million, sixty-four thousand, seven hundred fifteen".

Divisors: 1 5 11 55 631 3155 6941 34705 231323 1156615 2544553 12722765 145964813 729824065 1605612943 8028064715