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53316847 = 472235087
BaseRepresentation
bin1100101101100…
…0110011101111
310201022202222001
43023120303233
5102122114342
65142433131
71215120463
oct313306357
9121282861
1053316847
1128106811
1215a327a7
13b07a03c
14711c4a3
154a328b7
hex32d8cef

53316847 has 8 divisors (see below), whose sum is σ = 54706176. Its totient is φ = 51938232.

The previous prime is 53316839. The next prime is 53316853. The reversal of 53316847 is 74861335.

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 53316847 - 23 = 53316839 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 (53316827) 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, 7938 + ... + 13024.

It is an arithmetic number, because the mean of its divisors is an integer number (6838272).

Almost surely, 253316847 is an apocalyptic number.

53316847 is a deficient number, since it is larger than the sum of its proper divisors (1389329).

53316847 is a wasteful number, since it uses less digits than its factorization.

53316847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5357.

The product of its digits is 60480, while the sum is 37.

The square root of 53316847 is about 7301.8386040777. The cubic root of 53316847 is about 376.3756219711.

The spelling of 53316847 in words is "fifty-three million, three hundred sixteen thousand, eight hundred forty-seven".

Divisors: 1 47 223 5087 10481 239089 1134401 53316847