Search a number
-
+
56026180 = 2257400187
BaseRepresentation
bin1101010110111…
…0010001000100
310220102102110201
43111232101010
5103320314210
65320500244
71250133430
oct325562104
9126372421
1056026180
1129697331
121691a684
13b7b82b2
1476259c0
154dba53a
hex356e444

56026180 has 24 divisors (see below), whose sum is σ = 134463168. Its totient is φ = 19208928.

The previous prime is 56026153. The next prime is 56026181. The reversal of 56026180 is 8162065.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (56026181) 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, 199954 + ... + 200233.

It is an arithmetic number, because the mean of its divisors is an integer number (5602632).

Almost surely, 256026180 is an apocalyptic number.

It is an amenable number.

56026180 is an abundant number, since it is smaller than the sum of its proper divisors (78436988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56026180 is a wasteful number, since it uses less digits than its factorization.

56026180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400203 (or 400201 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 56026180 is about 7485.0637939833. The cubic root of 56026180 is about 382.6458469547.

The spelling of 56026180 in words is "fifty-six million, twenty-six thousand, one hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 400187 800374 1600748 2000935 2801309 4001870 5602618 8003740 11205236 14006545 28013090 56026180