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26301530013 = 3112557931159
BaseRepresentation
bin11000011111101100…
…010111111110011101
32111212222222011100020
4120133230113332131
5412331142430023
620025513022353
71620530213343
oct303754277635
974788864306
1026301530013
1110177589870
1251203b49b9
132632088a15
1413b7185993
15a3e0b5de3
hex61fb17f9d

26301530013 has 16 divisors (see below), whose sum is σ = 38259494400. Its totient is φ = 15939186480.

The previous prime is 26301529993. The next prime is 26301530029. The reversal of 26301530013 is 31003510362.

It is a happy number.

It is not a de Polignac number, because 26301530013 - 217 = 26301398941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26301530413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828528 + ... + 859686.

It is an arithmetic number, because the mean of its divisors is an integer number (2391218400).

Almost surely, 226301530013 is an apocalyptic number.

It is an amenable number.

26301530013 is a deficient number, since it is larger than the sum of its proper divisors (11957964387).

26301530013 is a wasteful number, since it uses less digits than its factorization.

26301530013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56752.

The product of its (nonzero) digits is 1620, while the sum is 24.

The spelling of 26301530013 in words is "twenty-six billion, three hundred one million, five hundred thirty thousand, thirteen".

Divisors: 1 3 11 33 25579 31159 76737 93477 281369 342749 844107 1028247 797016061 2391048183 8767176671 26301530013