Base | Representation |
---|---|
bin | 1111010001011… |
… | …01001100001110 |
3 | 22221001201202201 |
4 | 13220231030032 |
5 | 230244030444 |
6 | 20413512114 |
7 | 3113633356 |
oct | 750551416 |
9 | 287051681 |
10 | 128111374 |
11 | 66351a76 |
12 | 36aa263a |
13 | 20706c61 |
14 | 1302bb66 |
15 | b3a8dd4 |
hex | 7a2d30e |
128111374 has 16 divisors (see below), whose sum is σ = 193914000. Its totient is φ = 63476224.
The previous prime is 128111369. The next prime is 128111381. The reversal of 128111374 is 473111821.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160344 + ... + 161140.
It is an arithmetic number, because the mean of its divisors is an integer number (12119625).
Almost surely, 2128111374 is an apocalyptic number.
128111374 is a deficient number, since it is larger than the sum of its proper divisors (65802626).
128111374 is a wasteful number, since it uses less digits than its factorization.
128111374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1427.
The product of its digits is 1344, while the sum is 28.
The square root of 128111374 is about 11318.6295106784. The cubic root of 128111374 is about 504.1145467997.
The spelling of 128111374 in words is "one hundred twenty-eight million, one hundred eleven thousand, three hundred seventy-four".
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