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56027901 = 347397361
BaseRepresentation
bin1101010110111…
…0101011111101
310220102111211110
43111232223331
5103320343101
65320512233
71250141436
oct325565375
9126374743
1056027901
1129698656
121691b679
13b7b9007
14762648d
154dbacd6
hex356eafd

56027901 has 8 divisors (see below), whose sum is σ = 76293504. Its totient is φ = 36557120.

The previous prime is 56027899. The next prime is 56027911. The reversal of 56027901 is 10972065.

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 56027901 - 21 = 56027899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56027911) 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, 198540 + ... + 198821.

It is an arithmetic number, because the mean of its divisors is an integer number (9536688).

Almost surely, 256027901 is an apocalyptic number.

It is an amenable number.

56027901 is a deficient number, since it is larger than the sum of its proper divisors (20265603).

56027901 is a wasteful number, since it uses less digits than its factorization.

56027901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397411.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 56027901 is about 7485.1787553805. The cubic root of 56027901 is about 382.6497649252.

Adding to 56027901 its reverse (10972065), we get a palindrome (66999966).

The spelling of 56027901 in words is "fifty-six million, twenty-seven thousand, nine hundred one".

Divisors: 1 3 47 141 397361 1192083 18675967 56027901