Search a number
-
+
10442122201 = 71978512197
BaseRepresentation
bin10011011100110011…
…00010001111011001
3222221201200202202201
421232121202033121
5132341140402301
64444054530201
7516523400650
oct115631421731
928851622681
1010442122201
11447933aa65
122035066961
13ca5489544
14710b70197
15411ae2201
hex26e6623d9

10442122201 has 8 divisors (see below), whose sum is σ = 12561951680. Its totient is φ = 8479317168.

The previous prime is 10442122151. The next prime is 10442122213. The reversal of 10442122201 is 10222124401.

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

It is not a de Polignac number, because 10442122201 - 27 = 10442122073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10442122001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39255966 + ... + 39256231.

It is an arithmetic number, because the mean of its divisors is an integer number (1570243960).

Almost surely, 210442122201 is an apocalyptic number.

It is an amenable number.

10442122201 is a deficient number, since it is larger than the sum of its proper divisors (2119829479).

10442122201 is an equidigital number, since it uses as much as digits as its factorization.

10442122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78512223.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 10442122201 its reverse (10222124401), we get a palindrome (20664246602).

The spelling of 10442122201 in words is "ten billion, four hundred forty-two million, one hundred twenty-two thousand, two hundred one".

Divisors: 1 7 19 133 78512197 549585379 1491731743 10442122201