Base | Representation |
---|---|
bin | 10000110110110001… |
… | …110011100110101010 |
3 | 1201201100021010211121 |
4 | 100312301303212222 |
5 | 244031304122044 |
6 | 12151534045454 |
7 | 1210336033345 |
oct | 206661634652 |
9 | 51640233747 |
10 | 18098895274 |
11 | 7748399999 |
12 | 361134988a |
13 | 19258782b5 |
14 | c39a1145c |
15 | 70dde0984 |
hex | 436c739aa |
18098895274 has 16 divisors (see below), whose sum is σ = 27367994880. Its totient is φ = 8976499840.
The previous prime is 18098895271. The next prime is 18098895289. The reversal of 18098895274 is 47259889081.
It is not an unprimeable number, because it can be changed into a prime (18098895271) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67737 + ... + 201955.
It is an arithmetic number, because the mean of its divisors is an integer number (1710499680).
Almost surely, 218098895274 is an apocalyptic number.
18098895274 is a deficient number, since it is larger than the sum of its proper divisors (9269099606).
18098895274 is a wasteful number, since it uses less digits than its factorization.
18098895274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134765.
The product of its (nonzero) digits is 11612160, while the sum is 61.
The spelling of 18098895274 in words is "eighteen billion, ninety-eight million, eight hundred ninety-five thousand, two hundred seventy-four".
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