Base | Representation |
---|---|
bin | 100001100111110010… |
… | …1100010100001100011 |
3 | 20220100220011211222112 |
4 | 1003033211202201203 |
5 | 2140332230414222 |
6 | 53100315425535 |
7 | 5134144404164 |
oct | 1031745424143 |
9 | 226326154875 |
10 | 72202201187 |
11 | 28691295456 |
12 | 11bb04552ab |
13 | 6a68769b8c |
14 | 36cd2a776b |
15 | 1d28b14be2 |
hex | 10cf962863 |
72202201187 has 2 divisors, whose sum is σ = 72202201188. Its totient is φ = 72202201186.
The previous prime is 72202201147. The next prime is 72202201213. The reversal of 72202201187 is 78110220227.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 72202201187 - 236 = 3482724451 is a prime.
It is not a weakly prime, because it can be changed into another prime (72202201147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36101100593 + 36101100594.
It is an arithmetic number, because the mean of its divisors is an integer number (36101100594).
Almost surely, 272202201187 is an apocalyptic number.
72202201187 is a deficient number, since it is larger than the sum of its proper divisors (1).
72202201187 is an equidigital number, since it uses as much as digits as its factorization.
72202201187 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6272, while the sum is 32.
The spelling of 72202201187 in words is "seventy-two billion, two hundred two million, two hundred one thousand, one hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •