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10422212452 = 2210923904157
BaseRepresentation
bin10011011010011011…
…00101011101100100
3222220100020020201121
421231031211131210
5132321041244302
64442104103324
7516162226021
oct115515453544
928810206647
1010422212452
114469081523
12202a464b44
13ca1308222
1470c26a548
1540eeace37
hex26d365764

10422212452 has 12 divisors (see below), whose sum is σ = 18406201660. Its totient is φ = 5163297696.

The previous prime is 10422212441. The next prime is 10422212453. The reversal of 10422212452 is 25421222401.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3023460196 + 7398752256 = 54986^2 + 86016^2 .

It is not an unprimeable number, because it can be changed into a prime (10422212453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11951643 + ... + 11952514.

Almost surely, 210422212452 is an apocalyptic number.

It is an amenable number.

10422212452 is a deficient number, since it is larger than the sum of its proper divisors (7983989208).

10422212452 is a wasteful number, since it uses less digits than its factorization.

10422212452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23904270 (or 23904268 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 10422212452 its reverse (25421222401), we get a palindrome (35843434853).

The spelling of 10422212452 in words is "ten billion, four hundred twenty-two million, two hundred twelve thousand, four hundred fifty-two".

Divisors: 1 2 4 109 218 436 23904157 47808314 95616628 2605553113 5211106226 10422212452