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22403144241 = 331819145613
BaseRepresentation
bin10100110111010101…
…001101101000110001
32010211022110122102000
4110313111031220301
5331340201103431
614143013044213
71422112404222
oct246725155061
963738418360
1022403144241
119556a99945
124412926669
13216052478a
141127523249
158b1c139e6
hex53754da31

22403144241 has 16 divisors (see below), whose sum is σ = 33192395520. Its totient is φ = 14934281040.

The previous prime is 22403144213. The next prime is 22403144249. The reversal of 22403144241 is 14244130422.

22403144241 is a `hidden beast` number, since 2 + 2 + 403 + 14 + 4 + 241 = 666.

It is not a de Polignac number, because 22403144241 - 29 = 22403143729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22403144249) 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, 468351 + ... + 513963.

It is an arithmetic number, because the mean of its divisors is an integer number (2074524720).

Almost surely, 222403144241 is an apocalyptic number.

It is an amenable number.

22403144241 is a deficient number, since it is larger than the sum of its proper divisors (10789251279).

22403144241 is a wasteful number, since it uses less digits than its factorization.

22403144241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63813 (or 63807 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 22403144241 its reverse (14244130422), we get a palindrome (36647274663).

The spelling of 22403144241 in words is "twenty-two billion, four hundred three million, one hundred forty-four thousand, two hundred forty-one".

Divisors: 1 3 9 27 18191 45613 54573 136839 163719 410517 491157 1231551 829746083 2489238249 7467714747 22403144241