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53325787 = 178273793
BaseRepresentation
bin1100101101101…
…0111111011011
310201100020020011
43023122333123
5102122411122
65142542351
71215155524
oct313327733
9121306204
1053325787
11281124a9
1215a379b7
13b081128
14712184b
154a35377
hex32dafdb

53325787 has 8 divisors (see below), whose sum is σ = 56545776. Its totient is φ = 50115072.

The previous prime is 53325749. The next prime is 53325803. The reversal of 53325787 is 78752335.

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 53325787 - 27 = 53325659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53325737) 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, 12163 + ... + 15955.

It is an arithmetic number, because the mean of its divisors is an integer number (7068222).

Almost surely, 253325787 is an apocalyptic number.

53325787 is a deficient number, since it is larger than the sum of its proper divisors (3219989).

53325787 is a wasteful number, since it uses less digits than its factorization.

53325787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637.

The product of its digits is 176400, while the sum is 40.

The square root of 53325787 is about 7302.4507530007. The cubic root of 53325787 is about 376.3966572861.

The spelling of 53325787 in words is "fifty-three million, three hundred twenty-five thousand, seven hundred eighty-seven".

Divisors: 1 17 827 3793 14059 64481 3136811 53325787