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80051307 = 373811967
BaseRepresentation
bin1001100010101…
…11110001101011
312120122000202020
410301113301223
5130443120212
611535435523
71661265510
oct461276153
9176560666
1080051307
1141206806
1222985ba3
131377a84b
14a8bb307
157063d8c
hex4c57c6b

80051307 has 8 divisors (see below), whose sum is σ = 121982976. Its totient is φ = 45743592.

The previous prime is 80051297. The next prime is 80051383. The reversal of 80051307 is 70315008.

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

It is not a de Polignac number, because 80051307 - 216 = 79985771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80050307) 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, 1905963 + ... + 1906004.

It is an arithmetic number, because the mean of its divisors is an integer number (15247872).

Almost surely, 280051307 is an apocalyptic number.

80051307 is a deficient number, since it is larger than the sum of its proper divisors (41931669).

80051307 is a wasteful number, since it uses less digits than its factorization.

80051307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3811977.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 80051307 is about 8947.1395987768. The cubic root of 80051307 is about 430.9790329717.

The spelling of 80051307 in words is "eighty million, fifty-one thousand, three hundred seven".

Divisors: 1 3 7 21 3811967 11435901 26683769 80051307