Base | Representation |
---|---|
bin | 1001000110001001000010… |
… | …1011001010101101010111 |
3 | 1022102002121121221222211101 |
4 | 2101202100223022231113 |
5 | 2302324233420201442 |
6 | 33134240315450531 |
7 | 2051361566501521 |
oct | 221422053125527 |
9 | 38362547858741 |
10 | 10001111100247 |
11 | 32064a1540093 |
12 | 1156347a56a47 |
13 | 5771403c47a7 |
14 | 2680b091aa11 |
15 | 12524276ccb7 |
hex | 91890acab57 |
10001111100247 has 2 divisors, whose sum is σ = 10001111100248. Its totient is φ = 10001111100246.
The previous prime is 10001111100179. The next prime is 10001111100257. The reversal of 10001111100247 is 74200111110001.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10001111100247 - 219 = 10001110575959 is a prime.
It is a super-2 number, since 2×100011111002472 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10001111100257) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000555550123 + 5000555550124.
It is an arithmetic number, because the mean of its divisors is an integer number (5000555550124).
Almost surely, 210001111100247 is an apocalyptic number.
10001111100247 is a deficient number, since it is larger than the sum of its proper divisors (1).
10001111100247 is an equidigital number, since it uses as much as digits as its factorization.
10001111100247 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 56, while the sum is 19.
Adding to 10001111100247 its reverse (74200111110001), we get a palindrome (84201222210248).
The spelling of 10001111100247 in words is "ten trillion, one billion, one hundred eleven million, one hundred thousand, two hundred forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •