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52877837 = 178934949
BaseRepresentation
bin1100100110110…
…1101000001101
310200111110202102
43021231220031
5102014042322
65125204445
71211311535
oct311555015
9120443672
1052877837
11279369a1
1215860725
13ac5527c
1470464c5
154997792
hex326da0d

52877837 has 8 divisors (see below), whose sum is σ = 56619000. Its totient is φ = 49206784.

The previous prime is 52877833. The next prime is 52877849. The reversal of 52877837 is 73877825.

It is a happy number.

52877837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 373321 + 52504516 = 611^2 + 7246^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 52877837 - 22 = 52877833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52877791 and 52877800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52877833) 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 7 ways as a sum of consecutive naturals, for example, 15962 + ... + 18987.

It is an arithmetic number, because the mean of its divisors is an integer number (7077375).

Almost surely, 252877837 is an apocalyptic number.

It is an amenable number.

52877837 is a deficient number, since it is larger than the sum of its proper divisors (3741163).

52877837 is a wasteful number, since it uses less digits than its factorization.

52877837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35055.

The product of its digits is 658560, while the sum is 47.

The square root of 52877837 is about 7271.7148596462. The cubic root of 52877837 is about 375.3397501673.

The spelling of 52877837 in words is "fifty-two million, eight hundred seventy-seven thousand, eight hundred thirty-seven".

Divisors: 1 17 89 1513 34949 594133 3110461 52877837