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225027957 = 3711974147
BaseRepresentation
bin11010110100110…
…10011101110101
3120200102121022210
431122122131311
5430101343312
634155044033
75401464120
oct1532323565
9520377283
10225027957
11106027920
1263440619
133780b14b
1421c593b7
1514b4ee3c
hexd69a775

225027957 has 16 divisors (see below), whose sum is σ = 374072832. Its totient is φ = 116897520.

The previous prime is 225027953. The next prime is 225027961. The reversal of 225027957 is 759720522.

It is an interprime number because it is at equal distance from previous prime (225027953) and next prime (225027961).

It is not a de Polignac number, because 225027957 - 22 = 225027953 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225027953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486843 + ... + 487304.

It is an arithmetic number, because the mean of its divisors is an integer number (23379552).

Almost surely, 2225027957 is an apocalyptic number.

It is an amenable number.

225027957 is a deficient number, since it is larger than the sum of its proper divisors (149044875).

225027957 is a wasteful number, since it uses less digits than its factorization.

225027957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974168.

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 225027957 is about 15000.9318710539. The cubic root of 225027957 is about 608.2453896431.

The spelling of 225027957 in words is "two hundred twenty-five million, twenty-seven thousand, nine hundred fifty-seven".

Divisors: 1 3 7 11 21 33 77 231 974147 2922441 6819029 10715617 20457087 32146851 75009319 225027957