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2300881 = 1119101109
BaseRepresentation
bin1000110001101111010001
311022220012211
420301233101
51042112011
6121152121
725362052
oct10615721
94286184
102300881
111331760
1292b641
1362738b
1443c729
15306b21
hex231bd1

2300881 has 16 divisors (see below), whose sum is σ = 2692800. Its totient is φ = 1944000.

The previous prime is 2300869. The next prime is 2300891. The reversal of 2300881 is 1880032.

2300881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a 5-Lehmer number, since φ(2300881) divides (2300881-1)5.

It is a cyclic number.

It is not a de Polignac number, because 2300881 - 211 = 2298833 is a prime.

It is a super-2 number, since 2×23008812 = 10588106752322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2300861) 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 15 ways as a sum of consecutive naturals, for example, 21055 + ... + 21163.

It is an arithmetic number, because the mean of its divisors is an integer number (168300).

22300881 is an apocalyptic number.

It is an amenable number.

2300881 is a deficient number, since it is larger than the sum of its proper divisors (391919).

2300881 is a wasteful number, since it uses less digits than its factorization.

2300881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 2300881 is about 1516.8655180997. The cubic root of 2300881 is about 132.0174640193.

The spelling of 2300881 in words is "two million, three hundred thousand, eight hundred eighty-one".

Divisors: 1 11 19 101 109 209 1111 1199 1919 2071 11009 21109 22781 121099 209171 2300881