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26020145255 = 513757528811
BaseRepresentation
bin11000001110111010…
…111110100001100111
32111011101111100000112
4120032322332201213
5411242124122010
615541542003235
71610542404536
oct301672764147
974141440015
1026020145255
111004276a285
12506211651b
1325b89a7c70
14138ba5a31d
15a24532a05
hex60eebe867

26020145255 has 16 divisors (see below), whose sum is σ = 33670517664. Its totient is φ = 19189457280.

The previous prime is 26020145237. The next prime is 26020145267. The reversal of 26020145255 is 55254102062.

It is not a de Polignac number, because 26020145255 - 28 = 26020144999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215201 + ... + 313610.

It is an arithmetic number, because the mean of its divisors is an integer number (2104407354).

Almost surely, 226020145255 is an apocalyptic number.

26020145255 is a deficient number, since it is larger than the sum of its proper divisors (7650372409).

26020145255 is a wasteful number, since it uses less digits than its factorization.

26020145255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529586.

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 26020145255 in words is "twenty-six billion, twenty million, one hundred forty-five thousand, two hundred fifty-five".

Divisors: 1 5 13 65 757 3785 9841 49205 528811 2644055 6874543 34372715 400309927 2001549635 5204029051 26020145255