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23223221514413 = 171366071853789
BaseRepresentation
bin1010100011111000100111…
…10111100111000010101101
310001020010012020101121211122
411101330103313213002231
511020442124201430123
6121220333425230325
74614552035604134
oct521742367470255
9101203166347748
1023223221514413
117443a05131438
122730995a923a5
13cc5c2c06ca7b
145a401d30691b
152a4151517bc8
hex151f13de70ad

23223221514413 has 4 divisors (see below), whose sum is σ = 24589293368220. Its totient is φ = 21857149660608.

The previous prime is 23223221514403. The next prime is 23223221514419. The reversal of 23223221514413 is 31441512232232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19511638171204 + 3711583343209 = 4417198^2 + 1926547^2 .

It is a cyclic number.

It is not a de Polignac number, because 23223221514413 - 26 = 23223221514349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23223221514419) 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, 683035926878 + ... + 683035926911.

It is an arithmetic number, because the mean of its divisors is an integer number (6147323342055).

Almost surely, 223223221514413 is an apocalyptic number.

It is an amenable number.

23223221514413 is a deficient number, since it is larger than the sum of its proper divisors (1366071853807).

23223221514413 is a wasteful number, since it uses less digits than its factorization.

23223221514413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366071853806.

The product of its digits is 69120, while the sum is 35.

Adding to 23223221514413 its reverse (31441512232232), we get a palindrome (54664733746645).

The spelling of 23223221514413 in words is "twenty-three trillion, two hundred twenty-three billion, two hundred twenty-one million, five hundred fourteen thousand, four hundred thirteen".

Divisors: 1 17 1366071853789 23223221514413