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8970019067 = 233191122219
BaseRepresentation
bin10000101101010011…
…11010000011111011
3212011010200011220102
420112221322003323
5121332311102232
64042030350015
7435166622042
oct102651720373
925133604812
108970019067
1138933840a9
1218a405b30b
13acc4b3bb9
1461144d559
15377758662
hex216a7a0fb

8970019067 has 8 divisors (see below), whose sum is σ = 9363029760. Its totient is φ = 8577259240.

The previous prime is 8970019049. The next prime is 8970019103. The reversal of 8970019067 is 7609100798.

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 8970019067 - 212 = 8970014971 is a prime.

It is a super-2 number, since 2×89700190672 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8970019867) 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, 12284 + ... + 134502.

It is an arithmetic number, because the mean of its divisors is an integer number (1170378720).

Almost surely, 28970019067 is an apocalyptic number.

8970019067 is a deficient number, since it is larger than the sum of its proper divisors (393010693).

8970019067 is a wasteful number, since it uses less digits than its factorization.

8970019067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125433.

The product of its (nonzero) digits is 190512, while the sum is 47.

The square root of 8970019067 is about 94710.1846001791. The cubic root of 8970019067 is about 2077.7715182299.

The spelling of 8970019067 in words is "eight billion, nine hundred seventy million, nineteen thousand, sixty-seven".

Divisors: 1 23 3191 73393 122219 2811037 390000829 8970019067