Search a number
-
+
2280851 = 61139269
BaseRepresentation
bin1000101100110110010011
311021212201222
420230312103
51040441401
6120515255
725246466
oct10546623
94255658
102280851
111318701
1291bb2b
1361b221
144352dd
15300c1b
hex22cd93

2280851 has 8 divisors (see below), whose sum is σ = 2343600. Its totient is φ = 2219040.

The previous prime is 2280847. The next prime is 2280857. The reversal of 2280851 is 1580822.

2280851 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 2280851 - 22 = 2280847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2280851.

It is not an unprimeable number, because it can be changed into a prime (2280857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8345 + ... + 8613.

It is an arithmetic number, because the mean of its divisors is an integer number (292950).

22280851 is an apocalyptic number.

2280851 is a deficient number, since it is larger than the sum of its proper divisors (62749).

2280851 is a wasteful number, since it uses less digits than its factorization.

2280851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 2280851 is about 1510.2486550234. The cubic root of 2280851 is about 131.6332604099.

The spelling of 2280851 in words is "two million, two hundred eighty thousand, eight hundred fifty-one".

Divisors: 1 61 139 269 8479 16409 37391 2280851