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253141441 = 7174794441
BaseRepresentation
bin11110001011010…
…10000111000001
3122122022220202221
433011222013001
51004301011231
641041411041
76162444460
oct1705520701
9578286687
10253141441
1111a989a03
1270939a81
13405a2547
14258969d7
1517354d11
hexf16a1c1

253141441 has 16 divisors (see below), whose sum is σ = 307031040. Its totient is φ = 203742720.

The previous prime is 253141429. The next prime is 253141453. The reversal of 253141441 is 144141352.

It is an interprime number because it is at equal distance from previous prime (253141429) and next prime (253141453).

It is a cyclic number.

It is not a de Polignac number, because 253141441 - 217 = 253010369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253141411) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 54781 + ... + 59221.

It is an arithmetic number, because the mean of its divisors is an integer number (19189440).

Almost surely, 2253141441 is an apocalyptic number.

It is an amenable number.

253141441 is a deficient number, since it is larger than the sum of its proper divisors (53889599).

253141441 is a wasteful number, since it uses less digits than its factorization.

253141441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4944.

The product of its digits is 1920, while the sum is 25.

The square root of 253141441 is about 15910.4192590893. The cubic root of 253141441 is about 632.5881943602.

Adding to 253141441 its reverse (144141352), we get a palindrome (397282793).

The spelling of 253141441 in words is "two hundred fifty-three million, one hundred forty-one thousand, four hundred forty-one".

Divisors: 1 7 17 119 479 3353 4441 8143 31087 57001 75497 528479 2127239 14890673 36163063 253141441