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53372371 = 134105567
BaseRepresentation
bin1100101110011…
…0010111010011
310201102121010111
43023212113103
5102130403441
65143542151
71215441403
oct313462723
9121377114
1053372371
11281444a8
1215a5a957
13b0993b0
147134803
154a44081
hex32e65d3

53372371 has 4 divisors (see below), whose sum is σ = 57477952. Its totient is φ = 49266792.

The previous prime is 53372369. The next prime is 53372381. The reversal of 53372371 is 17327335.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53372371 - 21 = 53372369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53372381) 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, 2052771 + ... + 2052796.

It is an arithmetic number, because the mean of its divisors is an integer number (14369488).

Almost surely, 253372371 is an apocalyptic number.

53372371 is a deficient number, since it is larger than the sum of its proper divisors (4105581).

53372371 is a wasteful number, since it uses less digits than its factorization.

53372371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105580.

The product of its digits is 13230, while the sum is 31.

The square root of 53372371 is about 7305.6396708297. The cubic root of 53372371 is about 376.5062287810.

The spelling of 53372371 in words is "fifty-three million, three hundred seventy-two thousand, three hundred seventy-one".

Divisors: 1 13 4105567 53372371