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22553240341 = 23980575667
BaseRepresentation
bin10101000000010001…
…110010001100010101
32011012202220022112211
4111000101302030111
5332142112142331
614205534113421
71425614244202
oct250021621425
964182808484
1022553240341
119623797305
12445504b871
132185658338
14113d434ca9
158beeb18b1
hex540472315

22553240341 has 4 divisors (see below), whose sum is σ = 23533816032. Its totient is φ = 21572664652.

The previous prime is 22553240327. The next prime is 22553240351. The reversal of 22553240341 is 14304235522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14304235522 = 27152117761.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-22553240341 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 (22553240351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490287811 + ... + 490287856.

It is an arithmetic number, because the mean of its divisors is an integer number (5883454008).

Almost surely, 222553240341 is an apocalyptic number.

It is an amenable number.

22553240341 is a deficient number, since it is larger than the sum of its proper divisors (980575691).

22553240341 is an equidigital number, since it uses as much as digits as its factorization.

22553240341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980575690.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 22553240341 its reverse (14304235522), we get a palindrome (36857475863).

The spelling of 22553240341 in words is "twenty-two billion, five hundred fifty-three million, two hundred forty thousand, three hundred forty-one".

Divisors: 1 23 980575667 22553240341