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2585008087 = 25124174261
BaseRepresentation
bin1001101000010100…
…0001011111010111
320200011011000110021
42122011001133113
520243230224322
61104301410011
7121026130504
oct23205013727
96604130407
102585008087
111107195922
12601869907
133227241ac
141a745c4ab
15101e1d4c7
hex9a1417d7

2585008087 has 8 divisors (see below), whose sum is σ = 2596990032. Its totient is φ = 2573040000.

The previous prime is 2585008031. The next prime is 2585008091. The reversal of 2585008087 is 7808005852.

2585008087 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 a de Polignac number, because none of the positive numbers 2k-2585008087 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 (2585008187) 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, 604537 + ... + 608797.

It is an arithmetic number, because the mean of its divisors is an integer number (324623754).

Almost surely, 22585008087 is an apocalyptic number.

2585008087 is a deficient number, since it is larger than the sum of its proper divisors (11981945).

2585008087 is a wasteful number, since it uses less digits than its factorization.

2585008087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6929.

The product of its (nonzero) digits is 179200, while the sum is 43.

The square root of 2585008087 is about 50842.9748047850. The cubic root of 2585008087 is about 1372.4208333650.

The spelling of 2585008087 in words is "two billion, five hundred eighty-five million, eight thousand, eighty-seven".

Divisors: 1 251 2417 4261 606667 1069511 10298837 2585008087