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26306164045 = 5729157165079
BaseRepresentation
bin11000011111111110…
…000011010101001101
32111220022200121001001
4120133332003111031
5412333334222140
620030200220301
71620614463550
oct303776032515
974808617031
1026306164045
111017a164447
125121a6a691
13263301c055
1413b7a30697
15a3e6cde9a
hex61ff8354d

26306164045 has 32 divisors (see below), whose sum is σ = 37559001600. Its totient is φ = 17305456896.

The previous prime is 26306164043. The next prime is 26306164061. The reversal of 26306164045 is 54046160362.

It is not a de Polignac number, because 26306164045 - 21 = 26306164043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26306163995 and 26306164013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26306164043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76816 + ... + 241894.

It is an arithmetic number, because the mean of its divisors is an integer number (1173718800).

Almost surely, 226306164045 is an apocalyptic number.

It is an amenable number.

26306164045 is a deficient number, since it is larger than the sum of its proper divisors (11252837555).

26306164045 is a wasteful number, since it uses less digits than its factorization.

26306164045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165277.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 26306164045 in words is "twenty-six billion, three hundred six million, one hundred sixty-four thousand, forty-five".

Divisors: 1 5 7 29 35 145 157 203 785 1015 1099 4553 5495 22765 31871 159355 165079 825395 1155553 4787291 5777765 23936455 25917403 33511037 129587015 167555185 181421821 751604687 907109105 3758023435 5261232809 26306164045