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23234205413 = 291974066901
BaseRepresentation
bin10101101000110111…
…011101011011100101
32012222020020221000102
4111220313131123211
5340040424033123
614401301353445
71451523326126
oct255067353345
965866227012
1023234205413
119943115461
124605108885
132263761653
1411a5a5604d
1590eb74028
hex568ddd6e5

23234205413 has 8 divisors (see below), whose sum is σ = 24157397880. Its totient is φ = 22319147200.

The previous prime is 23234205403. The next prime is 23234205433. The reversal of 23234205413 is 31450243232.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10577505409 + 12656700004 = 102847^2 + 112502^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 23234205413 - 234 = 6054336229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23234205403) 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, 2027738 + ... + 2039163.

It is an arithmetic number, because the mean of its divisors is an integer number (3019674735).

Almost surely, 223234205413 is an apocalyptic number.

It is an amenable number.

23234205413 is a deficient number, since it is larger than the sum of its proper divisors (923192467).

23234205413 is a wasteful number, since it uses less digits than its factorization.

23234205413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067127.

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

Adding to 23234205413 its reverse (31450243232), we get a palindrome (54684448645).

The spelling of 23234205413 in words is "twenty-three billion, two hundred thirty-four million, two hundred five thousand, four hundred thirteen".

Divisors: 1 29 197 5713 4066901 117940129 801179497 23234205413