Search a number
-
+
1210130622 = 23267229479
BaseRepresentation
bin100100000100001…
…0010000010111110
310010100002000010200
41020020102002332
54434243134442
6320025144330
741662640421
oct11010220276
93110060120
101210130622
115710a6058
1229932b0a6
1316393062c
14b6a099b8
157138c34c
hex482120be

1210130622 has 12 divisors (see below), whose sum is σ = 2621949720. Its totient is φ = 403376868.

The previous prime is 1210130587. The next prime is 1210130641. The reversal of 1210130622 is 2260310121.

1210130622 is a `hidden beast` number, since 1 + 2 + 10 + 1 + 30 + 622 = 666.

It is a super-2 number, since 2×12101306222 = 2928832244604213768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 67229479 = 1210130622 / (1 + 2 + 1 + 0 + 1 + 3 + 0 + 6 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 1210130595 and 1210130604.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 33614722 + ... + 33614757.

It is an arithmetic number, because the mean of its divisors is an integer number (218495810).

Almost surely, 21210130622 is an apocalyptic number.

1210130622 is an abundant number, since it is smaller than the sum of its proper divisors (1411819098).

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

1210130622 is a wasteful number, since it uses less digits than its factorization.

1210130622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67229487 (or 67229484 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1210130622 is about 34786.9317704221. The cubic root of 1210130622 is about 1065.6405800413.

Adding to 1210130622 its reverse (2260310121), we get a palindrome (3470440743).

The spelling of 1210130622 in words is "one billion, two hundred ten million, one hundred thirty thousand, six hundred twenty-two".

Divisors: 1 2 3 6 9 18 67229479 134458958 201688437 403376874 605065311 1210130622