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26301061052 = 2272134189087
BaseRepresentation
bin11000011111101010…
…100101011110111100
32111212222002100001022
4120133222211132330
5412331032423202
620025455003312
71620523221200
oct303752453674
974788070038
1026301061052
11101772994a2
125120209538
132631c53426
1413b70a2b00
15a3e021ea2
hex61faa57bc

26301061052 has 18 divisors (see below), whose sum is σ = 53541446112. Its totient is φ = 11271883224.

The previous prime is 26301061051. The next prime is 26301061057. The reversal of 26301061052 is 25016010362.

It is a super-2 number, since 2×263010610522 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26301061051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67094348 + ... + 67094739.

It is an arithmetic number, because the mean of its divisors is an integer number (2974524784).

Almost surely, 226301061052 is an apocalyptic number.

It is an amenable number.

26301061052 is an abundant number, since it is smaller than the sum of its proper divisors (27240385060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26301061052 is a wasteful number, since it uses less digits than its factorization.

26301061052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134189105 (or 134189096 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 26301061052 in words is "twenty-six billion, three hundred one million, sixty-one thousand, fifty-two".

Divisors: 1 2 4 7 14 28 49 98 196 134189087 268378174 536756348 939323609 1878647218 3757294436 6575265263 13150530526 26301061052