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20413005422 = 213183774217
BaseRepresentation
bin10011000000101101…
…011011111001101110
31221200121200010011212
4103000231123321232
5313301212133142
613213321314422
71321565453225
oct230055337156
957617603155
1020413005422
118725678117
123b58335a12
131c04120a44
14db90b3cbc
157e714cd82
hex4c0b5be6e

20413005422 has 8 divisors (see below), whose sum is σ = 30621870336. Its totient is φ = 10205715312.

The previous prime is 20413005409. The next prime is 20413005461. The reversal of 20413005422 is 22450031402.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360743 + ... + 413474.

It is an arithmetic number, because the mean of its divisors is an integer number (3827733792).

Almost surely, 220413005422 is an apocalyptic number.

20413005422 is a deficient number, since it is larger than the sum of its proper divisors (10208864914).

20413005422 is a wasteful number, since it uses less digits than its factorization.

20413005422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787402.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 20413005422 its reverse (22450031402), we get a palindrome (42863036824).

The spelling of 20413005422 in words is "twenty billion, four hundred thirteen million, five thousand, four hundred twenty-two".

Divisors: 1 2 13183 26366 774217 1548434 10206502711 20413005422