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8070836980 = 2253113017479
BaseRepresentation
bin1111000010000111…
…10011001011110100
3202211110200222222011
413201003303023310
5113012113240410
63412510014004
7404000660653
oct74103631364
922743628864
108070836980
113471860308
121692aa7304
139b81158ab
14567c6719a
1532383e18a
hex1e10f32f4

8070836980 has 24 divisors (see below), whose sum is σ = 17495493120. Its totient is φ = 3124194720.

The previous prime is 8070836957. The next prime is 8070836987. The reversal of 8070836980 is 896380708.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8070836987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6508120 + ... + 6509359.

It is an arithmetic number, because the mean of its divisors is an integer number (728978880).

Almost surely, 28070836980 is an apocalyptic number.

It is an amenable number.

8070836980 is an abundant number, since it is smaller than the sum of its proper divisors (9424656140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8070836980 is a wasteful number, since it uses less digits than its factorization.

8070836980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13017519 (or 13017517 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 8070836980 is about 89837.8371289069. The cubic root of 8070836980 is about 2005.8857436861.

The spelling of 8070836980 in words is "eight billion, seventy million, eight hundred thirty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 13017479 26034958 52069916 65087395 130174790 260349580 403541849 807083698 1614167396 2017709245 4035418490 8070836980