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2538765325 = 52109931657
BaseRepresentation
bin1001011101010010…
…0111110000001101
320112221010122022101
42113110213300031
520144410442300
61055530315101
7116625102115
oct22724476015
96487118271
102538765325
111093080a68
125aa288a91
13315c83005
141a1262045
15ecd36b6a
hex97527c0d

2538765325 has 12 divisors (see below), whose sum is σ = 3176953780. Its totient is φ = 2012376960.

The previous prime is 2538765319. The next prime is 2538765337. The reversal of 2538765325 is 5235678352.

2538765325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 170093764 + 2368671561 = 13042^2 + 48669^2 .

It is not a de Polignac number, because 2538765325 - 211 = 2538763277 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 463104 + ... + 468553.

Almost surely, 22538765325 is an apocalyptic number.

2538765325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2538765325 is a deficient number, since it is larger than the sum of its proper divisors (638188455).

2538765325 is a wasteful number, since it uses less digits than its factorization.

2538765325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931776 (or 931771 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 46.

The square root of 2538765325 is about 50386.1620387979. The cubic root of 2538765325 is about 1364.1878775972.

The spelling of 2538765325 in words is "two billion, five hundred thirty-eight million, seven hundred sixty-five thousand, three hundred twenty-five".

Divisors: 1 5 25 109 545 2725 931657 4658285 23291425 101550613 507753065 2538765325