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53391201 = 347378661
BaseRepresentation
bin1100101110101…
…0111101100001
310201110112221220
43023222331201
5102132004301
65144205253
71215550323
oct313527541
9121415856
1053391201
1128157666
1215a69829
13b0a4b36
14713b613
154a49936
hex32eaf61

53391201 has 8 divisors (see below), whose sum is σ = 72703104. Its totient is φ = 34836720.

The previous prime is 53391179. The next prime is 53391209. The reversal of 53391201 is 10219335.

It is a happy number.

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

It is not a de Polignac number, because 53391201 - 210 = 53390177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53391209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189190 + ... + 189471.

It is an arithmetic number, because the mean of its divisors is an integer number (9087888).

Almost surely, 253391201 is an apocalyptic number.

It is an amenable number.

53391201 is a deficient number, since it is larger than the sum of its proper divisors (19311903).

53391201 is a wasteful number, since it uses less digits than its factorization.

53391201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378711.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 53391201 is about 7306.9282875912. The cubic root of 53391201 is about 376.5505012424.

The spelling of 53391201 in words is "fifty-three million, three hundred ninety-one thousand, two hundred one".

Divisors: 1 3 47 141 378661 1135983 17797067 53391201