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53313001 = 77616143
BaseRepresentation
bin1100101101011…
…1110111101001
310201022120200121
43023113313221
5102122004001
65142403241
71215103330
oct313276751
9121276617
1053313001
1128103935
1215a30521
13b078371
14711ad17
154a316a1
hex32d7de9

53313001 has 4 divisors (see below), whose sum is σ = 60929152. Its totient is φ = 45696852.

The previous prime is 53312999. The next prime is 53313019. The reversal of 53313001 is 10031335.

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 53313001 - 21 = 53312999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53313301) 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 3 ways as a sum of consecutive naturals, for example, 3808065 + ... + 3808078.

It is an arithmetic number, because the mean of its divisors is an integer number (15232288).

Almost surely, 253313001 is an apocalyptic number.

It is an amenable number.

53313001 is a deficient number, since it is larger than the sum of its proper divisors (7616151).

53313001 is an equidigital number, since it uses as much as digits as its factorization.

53313001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7616150.

The product of its (nonzero) digits is 135, while the sum is 16.

The square root of 53313001 is about 7301.5752410011. The cubic root of 53313001 is about 376.3665718270.

Adding to 53313001 its reverse (10031335), we get a palindrome (63344336).

The spelling of 53313001 in words is "fifty-three million, three hundred thirteen thousand, one".

Divisors: 1 7 7616143 53313001