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53191294 = 2132045819
BaseRepresentation
bin1100101011101…
…0001001111110
310201002101201221
43022322021332
5102104110134
65140023554
71214055442
oct312721176
9121071657
1053191294
1128030452
1215991bba
13b034b50
1470c8822
154a0a5b4
hex32ba27e

53191294 has 8 divisors (see below), whose sum is σ = 85924440. Its totient is φ = 24549816.

The previous prime is 53191291. The next prime is 53191373. The reversal of 53191294 is 49219135.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53191291) 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, 1022884 + ... + 1022935.

It is an arithmetic number, because the mean of its divisors is an integer number (10740555).

Almost surely, 253191294 is an apocalyptic number.

53191294 is a deficient number, since it is larger than the sum of its proper divisors (32733146).

53191294 is a wasteful number, since it uses less digits than its factorization.

53191294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045834.

The product of its digits is 9720, while the sum is 34.

The square root of 53191294 is about 7293.2361815589. The cubic root of 53191294 is about 376.0799541378.

The spelling of 53191294 in words is "fifty-three million, one hundred ninety-one thousand, two hundred ninety-four".

Divisors: 1 2 13 26 2045819 4091638 26595647 53191294