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56104061 = 1323187639
BaseRepresentation
bin1101011000000…
…1010001111101
310220120101022012
43112001101331
5103330312221
65322301005
71250606456
oct326012175
9126511265
1056104061
112973a8a2
1216957765
13b814890
14764612d
154dd365b
hex358147d

56104061 has 8 divisors (see below), whose sum is σ = 63047040. Its totient is φ = 49536432.

The previous prime is 56104057. The next prime is 56104109. The reversal of 56104061 is 16040165.

56104061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56104061 - 22 = 56104057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56104021) 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, 93521 + ... + 94118.

It is an arithmetic number, because the mean of its divisors is an integer number (7880880).

Almost surely, 256104061 is an apocalyptic number.

It is an amenable number.

56104061 is a deficient number, since it is larger than the sum of its proper divisors (6942979).

56104061 is a wasteful number, since it uses less digits than its factorization.

56104061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187675.

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

The square root of 56104061 is about 7490.2644145584. The cubic root of 56104061 is about 382.8230679332.

The spelling of 56104061 in words is "fifty-six million, one hundred four thousand, sixty-one".

Divisors: 1 13 23 299 187639 2439307 4315697 56104061