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253225226 = 2178371011
BaseRepresentation
bin11110001011111…
…10100100001010
3122122111011201002
433011332210022
51004311201401
641043255002
76163243652
oct1705764412
9578434632
10253225226
1111aa36951
127097a462
1340601717
14258b9362
151736ea6b
hexf17e90a

253225226 has 8 divisors (see below), whose sum is σ = 380056224. Its totient is φ = 126539820.

The previous prime is 253225199. The next prime is 253225243. The reversal of 253225226 is 622522352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31940 + ... + 39071.

It is an arithmetic number, because the mean of its divisors is an integer number (47507028).

Almost surely, 2253225226 is an apocalyptic number.

253225226 is a deficient number, since it is larger than the sum of its proper divisors (126830998).

253225226 is a wasteful number, since it uses less digits than its factorization.

253225226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72796.

The product of its digits is 14400, while the sum is 29.

The square root of 253225226 is about 15913.0520642647. The cubic root of 253225226 is about 632.6579782134.

Adding to 253225226 its reverse (622522352), we get a palindrome (875747578).

The spelling of 253225226 in words is "two hundred fifty-three million, two hundred twenty-five thousand, two hundred twenty-six".

Divisors: 1 2 1783 3566 71011 142022 126612613 253225226