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80340699 = 360744119
BaseRepresentation
bin1001100100111…
…10011011011011
312121011201201110
410302132123123
5131031400244
611545551403
71663612305
oct462363333
9177151643
1080340699
114139417a
1222aa5563
131384c49a
14a954975
1570be9b9
hex4c9e6db

80340699 has 8 divisors (see below), whose sum is σ = 107299840. Its totient is φ = 53471016.

The previous prime is 80340697. The next prime is 80340703. The reversal of 80340699 is 99604308.

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

It is not a de Polignac number, because 80340699 - 21 = 80340697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80340697) 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, 20239 + ... + 23880.

It is an arithmetic number, because the mean of its divisors is an integer number (13412480).

Almost surely, 280340699 is an apocalyptic number.

80340699 is a deficient number, since it is larger than the sum of its proper divisors (26959141).

80340699 is a wasteful number, since it uses less digits than its factorization.

80340699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44729.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 80340699 is about 8963.2973285505. The cubic root of 80340699 is about 431.4977498499.

The spelling of 80340699 in words is "eighty million, three hundred forty thousand, six hundred ninety-nine".

Divisors: 1 3 607 1821 44119 132357 26780233 80340699