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52976043 = 3243136889
BaseRepresentation
bin1100101000010…
…1100110101011
310200200110110200
43022011212223
5102030213133
65131243243
71212201051
oct312054653
9120613420
1052976043
11279a375a
12158a9523
13ac8ab93
1470701d1
1549b6913
hex32859ab

52976043 has 12 divisors (see below), whose sum is σ = 78301080. Its totient is φ = 34495776.

The previous prime is 52975943. The next prime is 52976081. The reversal of 52976043 is 34067925.

52976043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52976043 - 210 = 52975019 is a prime.

It is a super-2 number, since 2×529760432 = 5612922263875698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52975989 and 52976007.

It is not an unprimeable number, because it can be changed into a prime (52974043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68058 + ... + 68831.

It is an arithmetic number, because the mean of its divisors is an integer number (6525090).

Almost surely, 252976043 is an apocalyptic number.

52976043 is a deficient number, since it is larger than the sum of its proper divisors (25325037).

52976043 is a wasteful number, since it uses less digits than its factorization.

52976043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136938 (or 136935 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 52976043 is about 7278.4643297883. The cubic root of 52976043 is about 375.5719698245.

The spelling of 52976043 in words is "fifty-two million, nine hundred seventy-six thousand, forty-three".

Divisors: 1 3 9 43 129 387 136889 410667 1232001 5886227 17658681 52976043