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80850007 = 733734273
BaseRepresentation
bin1001101000110…
…10110001010111
312122010121100201
410310122301113
5131144200012
612004521331
72001133210
oct464326127
9178117321
1080850007
1141701897
12230b0247
131399a254
14aa48407
157170857
hex4d1ac57

80850007 has 8 divisors (see below), whose sum is σ = 92676896. Its totient is φ = 69092352.

The previous prime is 80849983. The next prime is 80850013. The reversal of 80850007 is 70005808.

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

It is not a de Polignac number, because 80850007 - 211 = 80847959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80850017) 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, 14778 + ... + 19495.

It is an arithmetic number, because the mean of its divisors is an integer number (11584612).

Almost surely, 280850007 is an apocalyptic number.

80850007 is a deficient number, since it is larger than the sum of its proper divisors (11826889).

80850007 is a wasteful number, since it uses less digits than its factorization.

80850007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34617.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 80850007 is about 8991.6631943151. The cubic root of 80850007 is about 432.4076352817.

The spelling of 80850007 in words is "eighty million, eight hundred fifty thousand, seven".

Divisors: 1 7 337 2359 34273 239911 11550001 80850007