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56380010 = 2531181871
BaseRepresentation
bin1101011100010…
…0101001101010
310221002101211112
43113010221222
5103413130020
65332230322
71253136131
oct327045152
9127071745
1056380010
1129909155
1216a6b3a2
13b8b036b
1476b8918
154e3a2c5
hex35c4a6a

56380010 has 16 divisors (see below), whose sum is σ = 104758272. Its totient is φ = 21824400.

The previous prime is 56380003. The next prime is 56380013. The reversal of 56380010 is 1008365.

56380010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56380013) 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, 90626 + ... + 91245.

It is an arithmetic number, because the mean of its divisors is an integer number (6547392).

Almost surely, 256380010 is an apocalyptic number.

56380010 is a deficient number, since it is larger than the sum of its proper divisors (48378262).

56380010 is a wasteful number, since it uses less digits than its factorization.

56380010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181909.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 56380010 is about 7508.6623309349. The cubic root of 56380010 is about 383.4496828084.

Adding to 56380010 its reverse (1008365), we get a palindrome (57388375).

The spelling of 56380010 in words is "fifty-six million, three hundred eighty thousand, ten".

Divisors: 1 2 5 10 31 62 155 310 181871 363742 909355 1818710 5638001 11276002 28190005 56380010