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23442424205 = 523317643051
BaseRepresentation
bin10101110101010001…
…110000000110001101
32020111202001112111112
4111311101300012031
5341002230033310
614434100301405
71456632214034
oct256521600615
966452045445
1023442424205
119a3a701302
1246629a1865
132297935835
1411c557771b
159230a3705
hex57547018d

23442424205 has 16 divisors (see below), whose sum is σ = 29446637184. Its totient is φ = 17881934400.

The previous prime is 23442424177. The next prime is 23442424207. The reversal of 23442424205 is 50242424432.

It is not a de Polignac number, because 23442424205 - 26 = 23442424141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23442424207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285071 + ... + 357980.

It is an arithmetic number, because the mean of its divisors is an integer number (1840414824).

Almost surely, 223442424205 is an apocalyptic number.

It is an amenable number.

23442424205 is a deficient number, since it is larger than the sum of its proper divisors (6004212979).

23442424205 is a wasteful number, since it uses less digits than its factorization.

23442424205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643396.

The product of its (nonzero) digits is 61440, while the sum is 32.

Adding to 23442424205 its reverse (50242424432), we get a palindrome (73684848637).

The spelling of 23442424205 in words is "twenty-three billion, four hundred forty-two million, four hundred twenty-four thousand, two hundred five".

Divisors: 1 5 23 115 317 1585 7291 36455 643051 3215255 14790173 73950865 203847167 1019235835 4688484841 23442424205