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275007325 = 5211000293
BaseRepresentation
bin10000011001000…
…100011101011101
3201011110211010111
4100121010131131
51030400213300
643142210021
76546344425
oct2031043535
9634424114
10275007325
1113126408a
1278123911
1344c8a038
1428749485
15192239ba
hex1064475d

275007325 has 6 divisors (see below), whose sum is σ = 341009114. Its totient is φ = 220005840.

The previous prime is 275007307. The next prime is 275007367. The reversal of 275007325 is 523700572.

It can be written as a sum of positive squares in 3 ways, for example, as 177241 + 274830084 = 421^2 + 16578^2 .

It is a de Polignac number, because none of the positive numbers 2k-275007325 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5500122 + ... + 5500171.

Almost surely, 2275007325 is an apocalyptic number.

275007325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

275007325 is a deficient number, since it is larger than the sum of its proper divisors (66001789).

275007325 is a wasteful number, since it uses less digits than its factorization.

275007325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000303 (or 11000298 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 275007325 is about 16583.3448073662. The cubic root of 275007325 is about 650.3014972122.

Adding to 275007325 its reverse (523700572), we get a palindrome (798707897).

The spelling of 275007325 in words is "two hundred seventy-five million, seven thousand, three hundred twenty-five".

Divisors: 1 5 25 11000293 55001465 275007325