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2530000475 = 52149367783
BaseRepresentation
bin1001011011001100…
…1011111001011011
320112022122100012022
42112303023321123
520140140003400
61055014405055
7116460435452
oct22663137133
96468570168
102530000475
111089134892
125a736078b
13314204702
141a001db99
15ec1a4b85
hex96ccbe5b

2530000475 has 12 divisors (see below), whose sum is σ = 3139348176. Its totient is φ = 2022614880.

The previous prime is 2530000453. The next prime is 2530000507. The reversal of 2530000475 is 5740000352.

It is not a de Polignac number, because 2530000475 - 26 = 2530000411 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3434 + ... + 71216.

It is an arithmetic number, because the mean of its divisors is an integer number (261612348).

Almost surely, 22530000475 is an apocalyptic number.

2530000475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2530000475 is a deficient number, since it is larger than the sum of its proper divisors (609347701).

2530000475 is a wasteful number, since it uses less digits than its factorization.

2530000475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69286 (or 69281 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 2530000475 is about 50299.1100815909. The cubic root of 2530000475 is about 1362.6161570863.

The spelling of 2530000475 in words is "two billion, five hundred thirty million, four hundred seventy-five", and thus it is an aban number.

Divisors: 1 5 25 1493 7465 37325 67783 338915 1694575 101200019 506000095 2530000475