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70990892483 = 799122934463
BaseRepresentation
bin100001000011101100…
…0110000110111000011
320210020110212222211012
41002013120300313003
52130342132024413
652340205111135
75062135426010
oct1020730606703
9223213788735
1070990892483
112811a565285
12119128584ab
136904816274
143616472707
151ca75e37a8
hex1087630dc3

70990892483 has 16 divisors (see below), whose sum is σ = 81267941376. Its totient is φ = 60747809760.

The previous prime is 70990892437. The next prime is 70990892513. The reversal of 70990892483 is 38429809907.

It is a cyclic number.

It is not a de Polignac number, because 70990892483 - 218 = 70990630339 is a prime.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70990891483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15904310 + ... + 15908772.

It is an arithmetic number, because the mean of its divisors is an integer number (5079246336).

Almost surely, 270990892483 is an apocalyptic number.

70990892483 is a deficient number, since it is larger than the sum of its proper divisors (10277048893).

70990892483 is a wasteful number, since it uses less digits than its factorization.

70990892483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7754.

The product of its (nonzero) digits is 7838208, while the sum is 59.

The spelling of 70990892483 in words is "seventy billion, nine hundred ninety million, eight hundred ninety-two thousand, four hundred eighty-three".

Divisors: 1 7 991 2293 4463 6937 16051 31241 2272363 4422833 10233659 15906541 30959831 71635613 10141556069 70990892483