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52475689 = 710770061
BaseRepresentation
bin1100100000101…
…1011100101001
310122202001010001
43020023130221
5101413210224
65112423001
71205015230
oct310133451
9118661101
1052475689
1127691842
12156a7a61
13ab44206
146d7db17
154918544
hex320b729

52475689 has 8 divisors (see below), whose sum is σ = 60533568. Its totient is φ = 44558160.

The previous prime is 52475681. The next prime is 52475699. The reversal of 52475689 is 98657425.

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 52475689 - 23 = 52475681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52475681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34282 + ... + 35779.

It is an arithmetic number, because the mean of its divisors is an integer number (7566696).

Almost surely, 252475689 is an apocalyptic number.

It is an amenable number.

52475689 is a deficient number, since it is larger than the sum of its proper divisors (8057879).

52475689 is a wasteful number, since it uses less digits than its factorization.

52475689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70175.

The product of its digits is 604800, while the sum is 46.

The square root of 52475689 is about 7244.0105604561. The cubic root of 52475689 is about 374.3858129844.

The spelling of 52475689 in words is "fifty-two million, four hundred seventy-five thousand, six hundred eighty-nine".

Divisors: 1 7 107 749 70061 490427 7496527 52475689