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23223105434 = 2131589715031
BaseRepresentation
bin10101101000001101…
…000111011110011010
32012221110100222201002
4111220031013132122
5340030103333214
614400223425002
71451330065514
oct255015073632
965843328632
1023223105434
119937923921
124601455162
132261376209
1411a43a6bb4
1590dbd01de
hex56834779a

23223105434 has 16 divisors (see below), whose sum is σ = 35108859456. Its totient is φ = 11520194400.

The previous prime is 23223105379. The next prime is 23223105457. The reversal of 23223105434 is 43450132232.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23223105397 and 23223105406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1537499 + ... + 1552529.

It is an arithmetic number, because the mean of its divisors is an integer number (2194303716).

Almost surely, 223223105434 is an apocalyptic number.

23223105434 is a deficient number, since it is larger than the sum of its proper divisors (11885754022).

23223105434 is a wasteful number, since it uses less digits than its factorization.

23223105434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21061.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 23223105434 its reverse (43450132232), we get a palindrome (66673237666).

The spelling of 23223105434 in words is "twenty-three billion, two hundred twenty-three million, one hundred five thousand, four hundred thirty-four".

Divisors: 1 2 131 262 5897 11794 15031 30062 772507 1545014 1969061 3938122 88637807 177275614 11611552717 23223105434