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14042404045 = 56146040669
BaseRepresentation
bin11010001001111111…
…00001010011001101
31100020122021000222201
431010333201103031
5212224323412140
610241225241501
71004661315325
oct150477412315
940218230881
1014042404045
115a56630aaa
12287a933291
13142a337a27
14972d94285
15572c0c49a
hex344fe14cd

14042404045 has 8 divisors (see below), whose sum is σ = 17127129240. Its totient is φ = 11049760320.

The previous prime is 14042404031. The next prime is 14042404049. The reversal of 14042404045 is 54040424041.

It can be written as a sum of positive squares in 4 ways, for example, as 1485408681 + 12556995364 = 38541^2 + 112058^2 .

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

It is not a de Polignac number, because 14042404045 - 221 = 14040306893 is a prime.

It is a super-2 number, since 2×140424040452 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14042404049) 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, 23020030 + ... + 23020639.

It is an arithmetic number, because the mean of its divisors is an integer number (2140891155).

Almost surely, 214042404045 is an apocalyptic number.

It is an amenable number.

14042404045 is a deficient number, since it is larger than the sum of its proper divisors (3084725195).

14042404045 is an equidigital number, since it uses as much as digits as its factorization.

14042404045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46040735.

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 14042404045 its reverse (54040424041), we get a palindrome (68082828086).

The spelling of 14042404045 in words is "fourteen billion, forty-two million, four hundred four thousand, forty-five".

Divisors: 1 5 61 305 46040669 230203345 2808480809 14042404045