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55313041 = 77901863
BaseRepresentation
bin1101001100000…
…0001010010001
310212002012020011
43103000022101
5103130004131
65253314521
71241103340
oct323001221
9125065204
1055313041
112924a563
1216635a41
13b5c8814
1474bbb57
154cc90b1
hex34c0291

55313041 has 4 divisors (see below), whose sum is σ = 63214912. Its totient is φ = 47411172.

The previous prime is 55313033. The next prime is 55313051. The reversal of 55313041 is 14031355.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55313041 - 23 = 55313033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55313051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3950925 + ... + 3950938.

It is an arithmetic number, because the mean of its divisors is an integer number (15803728).

Almost surely, 255313041 is an apocalyptic number.

It is an amenable number.

55313041 is a deficient number, since it is larger than the sum of its proper divisors (7901871).

55313041 is an equidigital number, since it uses as much as digits as its factorization.

55313041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7901870.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 55313041 is about 7437.2737612649. The cubic root of 55313041 is about 381.0153845947.

Adding to 55313041 its reverse (14031355), we get a palindrome (69344396).

The spelling of 55313041 in words is "fifty-five million, three hundred thirteen thousand, forty-one".

Divisors: 1 7 7901863 55313041