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270625 = 54433
BaseRepresentation
bin1000010000100100001
3111202020011
41002010201
532130000
65444521
72204665
oct1020441
9452204
10270625
11175363
12110741
1396244
14708a5
15552ba
hex42121

270625 has 10 divisors (see below), whose sum is σ = 338954. Its totient is φ = 216000.

The previous prime is 270619. The next prime is 270631. The reversal of 270625 is 526072.

It is an interprime number because it is at equal distance from previous prime (270619) and next prime (270631).

It can be written as a sum of positive squares in 5 ways, for example, as 165649 + 104976 = 407^2 + 324^2 .

It is not a de Polignac number, because 270625 - 25 = 270593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 270596 and 270605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 409 + ... + 841.

2270625 is an apocalyptic number.

270625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

270625 is a deficient number, since it is larger than the sum of its proper divisors (68329).

270625 is an frugal number, since it uses more digits than its factorization.

270625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 270625 is about 520.2163011671. The cubic root of 270625 is about 64.6828734429.

Adding to 270625 its reverse (526072), we get a palindrome (796697).

The spelling of 270625 in words is "two hundred seventy thousand, six hundred twenty-five".

Divisors: 1 5 25 125 433 625 2165 10825 54125 270625