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9693407693 = 10219494033
BaseRepresentation
bin10010000011100010…
…11010100111001101
3221000112212010112202
421001301122213031
5124323003021233
64241511211245
7462132414554
oct110161324715
927015763482
109693407693
114124748742
121a66376b25
13bb6321bc8
1467d554d9b
153baeeabe8
hex241c5a9cd

9693407693 has 4 divisors (see below), whose sum is σ = 9702902748. Its totient is φ = 9683912640.

The previous prime is 9693407687. The next prime is 9693407723. The reversal of 9693407693 is 3967043969.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4098816484 + 5594591209 = 64022^2 + 74797^2 .

It is a cyclic number.

It is not a de Polignac number, because 9693407693 - 210 = 9693406669 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 (9693407653) 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, 4745996 + ... + 4748037.

It is an arithmetic number, because the mean of its divisors is an integer number (2425725687).

Almost surely, 29693407693 is an apocalyptic number.

It is an amenable number.

9693407693 is a deficient number, since it is larger than the sum of its proper divisors (9495055).

9693407693 is a wasteful number, since it uses less digits than its factorization.

9693407693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9495054.

The product of its (nonzero) digits is 6613488, while the sum is 56.

The square root of 9693407693 is about 98455.1049616017. The cubic root of 9693407693 is about 2132.1879911866.

The spelling of 9693407693 in words is "nine billion, six hundred ninety-three million, four hundred seven thousand, six hundred ninety-three".

Divisors: 1 1021 9494033 9693407693