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8968025693 = 11815275063
BaseRepresentation
bin10000101101000100…
…10011011001011101
3212010222220220111202
420112202103121131
5121331303310233
64041515525245
7435143650334
oct102642233135
925128826452
108968025693
113892242490
1218a3459825
13acbc667a3
14611090d1b
153774b2be8
hex21689365d

8968025693 has 4 divisors (see below), whose sum is σ = 9783300768. Its totient is φ = 8152750620.

The previous prime is 8968025687. The next prime is 8968025711. The reversal of 8968025693 is 3965208698.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8968025693 - 212 = 8968021597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8968025663) 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, 407637521 + ... + 407637542.

It is an arithmetic number, because the mean of its divisors is an integer number (2445825192).

Almost surely, 28968025693 is an apocalyptic number.

It is an amenable number.

8968025693 is a deficient number, since it is larger than the sum of its proper divisors (815275075).

8968025693 is a wasteful number, since it uses less digits than its factorization.

8968025693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815275074.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The square root of 8968025693 is about 94699.6604692963. The cubic root of 8968025693 is about 2077.6175950133.

The spelling of 8968025693 in words is "eight billion, nine hundred sixty-eight million, twenty-five thousand, six hundred ninety-three".

Divisors: 1 11 815275063 8968025693