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8902230653 = 83239448769
BaseRepresentation
bin10000100101001110…
…10100001001111101
3211222102010011200102
420102213110021331
5121212432340103
64031205410445
7433414466141
oct102247241175
924872104612
108902230653
113859093718
121885409a25
13abb43ac04
14606445221
15371817e88
hex2129d427d

8902230653 has 8 divisors (see below), whose sum is σ = 9047203200. Its totient is φ = 8758156288.

The previous prime is 8902230647. The next prime is 8902230671. The reversal of 8902230653 is 3560322098.

8902230653 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 8902230653 - 24 = 8902230637 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 (8902230643) 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, 204548 + ... + 244221.

It is an arithmetic number, because the mean of its divisors is an integer number (1130900400).

Almost surely, 28902230653 is an apocalyptic number.

8902230653 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

8902230653 is a deficient number, since it is larger than the sum of its proper divisors (144972547).

8902230653 is a wasteful number, since it uses less digits than its factorization.

8902230653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449091.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 8902230653 is about 94351.6330171344. The cubic root of 8902230653 is about 2072.5242182856.

The spelling of 8902230653 in words is "eight billion, nine hundred two million, two hundred thirty thousand, six hundred fifty-three".

Divisors: 1 83 239 19837 448769 37247827 107255791 8902230653