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2712980769 = 32931183687
BaseRepresentation
bin1010000110110100…
…1100110100100001
321000001221200222020
42201231030310201
521024010341034
61125112332053
7124141645632
oct24155146441
97001850866
102712980769
111172452674
126386a4029
133430acc85
141ba451889
1510d29b249
hexa1b4cd21

2712980769 has 8 divisors (see below), whose sum is σ = 3742042560. Its totient is φ = 1746286416.

The previous prime is 2712980761. The next prime is 2712980771. The reversal of 2712980769 is 9670892172.

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

It is not a de Polignac number, because 2712980769 - 23 = 2712980761 is a prime.

It is a super-2 number, since 2×27129807692 = 14720529305927662722, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2712980761) 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, 15591757 + ... + 15591930.

It is an arithmetic number, because the mean of its divisors is an integer number (467755320).

Almost surely, 22712980769 is an apocalyptic number.

2712980769 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2712980769 is a deficient number, since it is larger than the sum of its proper divisors (1029061791).

2712980769 is a wasteful number, since it uses less digits than its factorization.

2712980769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31183719.

The product of its (nonzero) digits is 762048, while the sum is 51.

The square root of 2712980769 is about 52086.2819656001. The cubic root of 2712980769 is about 1394.7046164838.

The spelling of 2712980769 in words is "two billion, seven hundred twelve million, nine hundred eighty thousand, seven hundred sixty-nine".

Divisors: 1 3 29 87 31183687 93551061 904326923 2712980769