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53082639 = 325898071
BaseRepresentation
bin1100101001111…
…1101000001111
310200212212200200
43022133220033
5102042121024
65133424543
71213123611
oct312375017
9120785620
1053082639
1127a66855
121593b153
13acc755c
14709adb1
1549d82c9
hex329fa0f

53082639 has 6 divisors (see below), whose sum is σ = 76674936. Its totient is φ = 35388420.

The previous prime is 53082613. The next prime is 53082647. The reversal of 53082639 is 93628035.

It is not a de Polignac number, because 53082639 - 225 = 19528207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53082539) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2949027 + ... + 2949044.

It is an arithmetic number, because the mean of its divisors is an integer number (12779156).

Almost surely, 253082639 is an apocalyptic number.

53082639 is a deficient number, since it is larger than the sum of its proper divisors (23592297).

53082639 is a wasteful number, since it uses less digits than its factorization.

53082639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5898077 (or 5898074 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 53082639 is about 7285.7833484122. The cubic root of 53082639 is about 375.8237040397.

The spelling of 53082639 in words is "fifty-three million, eighty-two thousand, six hundred thirty-nine".

Divisors: 1 3 9 5898071 17694213 53082639