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72053827283 = 8310966112049
BaseRepresentation
bin100001100011010111…
…1100010011011010011
320212222112222200020202
41003012233202123103
52140031234433113
653033455325415
75130363266204
oct1030657423323
9225875880222
1072053827283
1128615563999
1211b6a82086b
136a43aba179
1436b76c35ab
151d1aaa7258
hex10c6be26d3

72053827283 has 16 divisors (see below), whose sum is σ = 73708404000. Its totient is φ = 70420078080.

The previous prime is 72053827267. The next prime is 72053827297. The reversal of 72053827283 is 38272835027.

It is a cyclic number.

It is not a de Polignac number, because 72053827283 - 24 = 72053827267 is a prime.

It is a super-2 number, since 2×720538272832 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72053827213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5974043 + ... + 5986091.

It is an arithmetic number, because the mean of its divisors is an integer number (4606775250).

Almost surely, 272053827283 is an apocalyptic number.

72053827283 is a deficient number, since it is larger than the sum of its proper divisors (1654576717).

72053827283 is a wasteful number, since it uses less digits than its factorization.

72053827283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12902.

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 72053827283 in words is "seventy-two billion, fifty-three million, eight hundred twenty-seven thousand, two hundred eighty-three".

Divisors: 1 83 109 661 9047 12049 54863 72049 1000067 1313341 5980067 7964389 109007303 661044287 868118401 72053827283