Search a number
-
+
2656142 = 23142841
BaseRepresentation
bin1010001000011110001110
311222221112122
422020132032
51134444032
6132532542
731401566
oct12103616
94887478
102656142
111554665
12a81152
1371cca8
144d1da6
15377012
hex28878e

2656142 has 8 divisors (see below), whose sum is σ = 4112832. Its totient is φ = 1285200.

The previous prime is 2656141. The next prime is 2656163. The reversal of 2656142 is 2416562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21359 + ... + 21482.

It is an arithmetic number, because the mean of its divisors is an integer number (514104).

22656142 is an apocalyptic number.

2656142 is a deficient number, since it is larger than the sum of its proper divisors (1456690).

2656142 is a wasteful number, since it uses less digits than its factorization.

2656142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42874.

The product of its digits is 2880, while the sum is 26.

The square root of 2656142 is about 1629.7674680764. The cubic root of 2656142 is about 138.4895794269.

The spelling of 2656142 in words is "two million, six hundred fifty-six thousand, one hundred forty-two".

Divisors: 1 2 31 62 42841 85682 1328071 2656142