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53293001 = 232317087
BaseRepresentation
bin1100101101001…
…0111111001001
310201021120020212
43023102333021
5102120334001
65142130505
71214661116
oct313227711
9121246225
1053293001
112809a903
1215a20a35
13b06c228
14711390d
154a2a7bb
hex32d2fc9

53293001 has 4 divisors (see below), whose sum is σ = 55610112. Its totient is φ = 50975892.

The previous prime is 53292997. The next prime is 53293049. The reversal of 53293001 is 10039235.

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 53293001 - 22 = 53292997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 2317087 = 53293001 / (5 + 3 + 2 + 9 + 3 + 0 + 0 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53293091) 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, 1158521 + ... + 1158566.

It is an arithmetic number, because the mean of its divisors is an integer number (13902528).

Almost surely, 253293001 is an apocalyptic number.

It is an amenable number.

53293001 is a deficient number, since it is larger than the sum of its proper divisors (2317111).

53293001 is a wasteful number, since it uses less digits than its factorization.

53293001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317110.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 53293001 is about 7300.2055450515. The cubic root of 53293001 is about 376.3195021769.

The spelling of 53293001 in words is "fifty-three million, two hundred ninety-three thousand, one".

Divisors: 1 23 2317087 53293001