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8857197134 = 29629459923
BaseRepresentation
bin10000011111110111…
…00001101001001110
3211212021101020022022
420033323201221032
5121114420302014
64022520250142
7432326635112
oct101773415116
924767336268
108857197134
113835725335
121872310952
13ab2001266
14600481742
1536c8bea8e
hex20fee1a4e

8857197134 has 8 divisors (see below), whose sum is σ = 13287204360. Its totient is φ = 4428129016.

The previous prime is 8857197067. The next prime is 8857197137. The reversal of 8857197134 is 4317917588.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8857197137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210704 + ... + 249219.

It is an arithmetic number, because the mean of its divisors is an integer number (1660900545).

Almost surely, 28857197134 is an apocalyptic number.

8857197134 is a deficient number, since it is larger than the sum of its proper divisors (4430007226).

8857197134 is a wasteful number, since it uses less digits than its factorization.

8857197134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469554.

The product of its digits is 1693440, while the sum is 53.

The square root of 8857197134 is about 94112.6831728859. The cubic root of 8857197134 is about 2069.0235644670.

The spelling of 8857197134 in words is "eight billion, eight hundred fifty-seven million, one hundred ninety-seven thousand, one hundred thirty-four".

Divisors: 1 2 9629 19258 459923 919846 4428598567 8857197134