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870680901 = 3679142737
BaseRepresentation
bin110011111001011…
…000100101000101
32020200100011122210
4303321120211011
53240343242101
6222221414033
730401444166
oct6371304505
92220304583
10870680901
114075274a2
1220370a319
1310b4cc5cc
14838c776d
15516897d6
hex33e58945

870680901 has 8 divisors (see below), whose sum is σ = 1161105984. Its totient is φ = 580354880.

The previous prime is 870680861. The next prime is 870680917. The reversal of 870680901 is 109086078.

870680901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 870680901 - 217 = 870549829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 870680901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870600901) 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, 996 + ... + 41741.

It is an arithmetic number, because the mean of its divisors is an integer number (145138248).

Almost surely, 2870680901 is an apocalyptic number.

It is an amenable number.

870680901 is a deficient number, since it is larger than the sum of its proper divisors (290425083).

870680901 is a wasteful number, since it uses less digits than its factorization.

870680901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49531.

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 870680901 is about 29507.3025029398. The cubic root of 870680901 is about 954.8892540823.

The spelling of 870680901 in words is "eight hundred seventy million, six hundred eighty thousand, nine hundred one".

Divisors: 1 3 6791 20373 42737 128211 290226967 870680901