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254222041 = 3155714723
BaseRepresentation
bin11110010011100…
…01111011011001
3122201100211002011
433021301323121
51010040101131
641120505521
76204565063
oct1711617331
9581324064
10254222041
11120557867
127117b2a1
1340890358
1425a98733
15174ba0b1
hexf271ed9

254222041 has 8 divisors (see below), whose sum is σ = 262911744. Its totient is φ = 245562960.

The previous prime is 254222027. The next prime is 254222047. The reversal of 254222041 is 140222452.

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

It is a cyclic number.

It is not a de Polignac number, because 254222041 - 25 = 254222009 is a prime.

It is a super-2 number, since 2×2542220412 = 129257692260411362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (254222047) 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 7 ways as a sum of consecutive naturals, for example, 9906 + ... + 24628.

It is an arithmetic number, because the mean of its divisors is an integer number (32863968).

Almost surely, 2254222041 is an apocalyptic number.

It is an amenable number.

254222041 is a deficient number, since it is larger than the sum of its proper divisors (8689703).

254222041 is a wasteful number, since it uses less digits than its factorization.

254222041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15311.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 254222041 is about 15944.3419745062. The cubic root of 254222041 is about 633.4870389325.

Adding to 254222041 its reverse (140222452), we get a palindrome (394444493).

The spelling of 254222041 in words is "two hundred fifty-four million, two hundred twenty-two thousand, forty-one".

Divisors: 1 31 557 14723 17267 456413 8200711 254222041