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8997825923 = 61269548347
BaseRepresentation
bin10000110000100111…
…11110110110000011
3212020001222220201222
420120103332312003
5121411420412143
64044502345255
7435655154432
oct103023766603
925201886658
108997825923
1138a8046879
1218b142b22b
13b0519b868
1461500b119
15379dec768
hex2184fed83

8997825923 has 8 divisors (see below), whose sum is σ = 9179345520. Its totient is φ = 8817403680.

The previous prime is 8997825869. The next prime is 8997825931. The reversal of 8997825923 is 3295287998.

8997825923 is digitally balanced in base 2, 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 8997825923 - 230 = 7924084099 is a prime.

It is a super-2 number, since 2×89978259232 (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 (8997825983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257765 + ... + 290582.

It is an arithmetic number, because the mean of its divisors is an integer number (1147418190).

Almost surely, 28997825923 is an apocalyptic number.

8997825923 is a deficient number, since it is larger than the sum of its proper divisors (181519597).

8997825923 is a wasteful number, since it uses less digits than its factorization.

8997825923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548677.

The product of its digits is 19595520, while the sum is 62.

The square root of 8997825923 is about 94856.8707211027. The cubic root of 8997825923 is about 2079.9163183636.

The spelling of 8997825923 in words is "eight billion, nine hundred ninety-seven million, eight hundred twenty-five thousand, nine hundred twenty-three".

Divisors: 1 61 269 16409 548347 33449167 147505343 8997825923