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259383125 = 54415013
BaseRepresentation
bin11110111010111…
…01111101010101
3200002002000202102
433131131331111
51012400230000
641423251445
76266502011
oct1735357525
9602060672
10259383125
11123462421
1272a49b85
1341979551
142663d541
1517b893d5
hexf75df55

259383125 has 10 divisors (see below), whose sum is σ = 324125934. Its totient is φ = 207506000.

The previous prime is 259383073. The next prime is 259383133. The reversal of 259383125 is 521383952.

It can be written as a sum of positive squares in 5 ways, for example, as 164301124 + 95082001 = 12818^2 + 9751^2 .

It is not a de Polignac number, because 259383125 - 28 = 259382869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 206882 + ... + 208131.

Almost surely, 2259383125 is an apocalyptic number.

259383125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

259383125 is a deficient number, since it is larger than the sum of its proper divisors (64742809).

259383125 is an frugal number, since it uses more digits than its factorization.

259383125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415033 (or 415018 counting only the distinct ones).

The product of its digits is 64800, while the sum is 38.

The square root of 259383125 is about 16105.3756553518. The cubic root of 259383125 is about 637.7452599820.

The spelling of 259383125 in words is "two hundred fifty-nine million, three hundred eighty-three thousand, one hundred twenty-five".

Divisors: 1 5 25 125 625 415013 2075065 10375325 51876625 259383125