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225803841 = 3127592661
BaseRepresentation
bin11010111010101…
…11111001000001
3120201220000122020
431131113321001
5430301210331
634223432053
75411205144
oct1535277101
9521800566
10225803841
1110650784a
1263755629
1337a20353
1421dbc05b
1514c54c96
hexd757e41

225803841 has 8 divisors (see below), whose sum is σ = 303442944. Its totient is φ = 149350320.

The previous prime is 225803833. The next prime is 225803887. The reversal of 225803841 is 148308522.

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

It is not a de Polignac number, because 225803841 - 23 = 225803833 is a prime.

It is a super-2 number, since 2×2258038412 = 101974749220706562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225803141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295950 + ... + 296711.

It is an arithmetic number, because the mean of its divisors is an integer number (37930368).

Almost surely, 2225803841 is an apocalyptic number.

It is an amenable number.

225803841 is a deficient number, since it is larger than the sum of its proper divisors (77639103).

225803841 is a wasteful number, since it uses less digits than its factorization.

225803841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592791.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 225803841 is about 15026.7708107897. The cubic root of 225803841 is about 608.9436532648.

The spelling of 225803841 in words is "two hundred twenty-five million, eight hundred three thousand, eight hundred forty-one".

Divisors: 1 3 127 381 592661 1777983 75267947 225803841