[go: up one dir, main page]

Search a number
-
+
2420361 = 3429881
BaseRepresentation
bin1001001110111010001001
311112222010000
421032322021
51104422421
6123513213
726400306
oct11167211
94488100
102420361
1114034a9
12988809
13669888
144700ad
1532c226
hex24ee89

2420361 has 10 divisors (see below), whose sum is σ = 3615722. Its totient is φ = 1613520.

The previous prime is 2420339. The next prime is 2420371. The reversal of 2420361 is 1630242.

It is a happy number.

2420361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1610361 + 810000 = 1269^2 + 900^2 .

It is not a de Polignac number, because 2420361 - 214 = 2403977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2420321) 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 9 ways as a sum of consecutive naturals, for example, 14860 + ... + 15021.

22420361 is an apocalyptic number.

It is an amenable number.

2420361 is a deficient number, since it is larger than the sum of its proper divisors (1195361).

2420361 is an equidigital number, since it uses as much as digits as its factorization.

2420361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29893 (or 29884 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2420361 is about 1555.7509440781. The cubic root of 2420361 is about 134.2641444477.

The spelling of 2420361 in words is "two million, four hundred twenty thousand, three hundred sixty-one".

Divisors: 1 3 9 27 81 29881 89643 268929 806787 2420361