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10178482985 = 511185063327
BaseRepresentation
bin10010111101010111…
…10101001100101001
3222021100121111202022
421132223311030221
5131321142423420
64402000114225
7510142451336
oct113653651451
928240544668
1010178482985
114353540a10
121b80905975
13c6297c9c8
146c7b4398d
153e88b6c25
hex25eaf5329

10178482985 has 8 divisors (see below), whose sum is σ = 13324559616. Its totient is φ = 7402533040.

The previous prime is 10178482841. The next prime is 10178482987. The reversal of 10178482985 is 58928487101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10178482985 - 212 = 10178478889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10178482987) 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 7 ways as a sum of consecutive naturals, for example, 92531609 + ... + 92531718.

It is an arithmetic number, because the mean of its divisors is an integer number (1665569952).

Almost surely, 210178482985 is an apocalyptic number.

It is an amenable number.

10178482985 is a deficient number, since it is larger than the sum of its proper divisors (3146076631).

10178482985 is a wasteful number, since it uses less digits than its factorization.

10178482985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185063343.

The product of its (nonzero) digits is 1290240, while the sum is 53.

The spelling of 10178482985 in words is "ten billion, one hundred seventy-eight million, four hundred eighty-two thousand, nine hundred eighty-five".

Divisors: 1 5 11 55 185063327 925316635 2035696597 10178482985