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468894075093 = 3252099341677
BaseRepresentation
bin1101101001011000100…
…00111100100011010101
31122211022000221000002200
412310230100330203111
530140243340400333
6555223523155113
745606426606543
oct6645420744325
91584260830080
10468894075093
11170947532744
1276a5b815a99
13352a790c252
14189a1d76d93
15c2e4da2c13
hex6d2c43c8d5

468894075093 has 6 divisors (see below), whose sum is σ = 677291441814. Its totient is φ = 312596050056.

The previous prime is 468894075073. The next prime is 468894075103. The reversal of 468894075093 is 390570498864.

468894075093 is a `hidden beast` number, since 4 + 6 + 8 + 89 + 40 + 7 + 509 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 396404974449 + 72489100644 = 629607^2 + 269238^2 .

It is not a de Polignac number, because 468894075093 - 28 = 468894074837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 468894075093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468894075073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26049670830 + ... + 26049670847.

It is an arithmetic number, because the mean of its divisors is an integer number (112881906969).

Almost surely, 2468894075093 is an apocalyptic number.

It is an amenable number.

468894075093 is a deficient number, since it is larger than the sum of its proper divisors (208397366721).

468894075093 is a wasteful number, since it uses less digits than its factorization.

468894075093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52099341683 (or 52099341680 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 468894075093 in words is "four hundred sixty-eight billion, eight hundred ninety-four million, seventy-five thousand, ninety-three".

Divisors: 1 3 9 52099341677 156298025031 468894075093