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52899877 = 73372169
BaseRepresentation
bin1100100111001…
…1000000100101
310200112120222201
43021303000211
5102020244002
65125454501
71211433022
oct311630045
9120476881
1052899877
1127951508
1215871431
13ac62304
147050549
15499e087
hex3273025

52899877 has 4 divisors (see below), whose sum is σ = 52972780. Its totient is φ = 52826976.

The previous prime is 52899841. The next prime is 52899887. The reversal of 52899877 is 77899825.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29095236 + 23804641 = 5394^2 + 4879^2 .

It is a cyclic number.

It is not a de Polignac number, because 52899877 - 215 = 52867109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52899887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35352 + ... + 36817.

It is an arithmetic number, because the mean of its divisors is an integer number (13243195).

Almost surely, 252899877 is an apocalyptic number.

It is an amenable number.

52899877 is a deficient number, since it is larger than the sum of its proper divisors (72903).

52899877 is an equidigital number, since it uses as much as digits as its factorization.

52899877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72902.

The product of its digits is 2540160, while the sum is 55.

The square root of 52899877 is about 7273.2301627269. The cubic root of 52899877 is about 375.3918913508.

The spelling of 52899877 in words is "fifty-two million, eight hundred ninety-nine thousand, eight hundred seventy-seven".

Divisors: 1 733 72169 52899877