Base | Representation |
---|---|
bin | 111110100111010… |
… | …1110101011010111 |
3 | 12102102102112021222 |
4 | 1331032232223113 |
5 | 13300324410312 |
6 | 544252000555 |
7 | 103031213636 |
oct | 17516565327 |
9 | 5372375258 |
10 | 2101013207 |
11 | 988a70357 |
12 | 4a776015b |
13 | 2763840a7 |
14 | 15d07151d |
15 | c46b7672 |
hex | 7d3aead7 |
2101013207 has 2 divisors, whose sum is σ = 2101013208. Its totient is φ = 2101013206.
The previous prime is 2101013203. The next prime is 2101013263. The reversal of 2101013207 is 7023101012.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2101013207 - 22 = 2101013203 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2101013203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050506603 + 1050506604.
It is an arithmetic number, because the mean of its divisors is an integer number (1050506604).
Almost surely, 22101013207 is an apocalyptic number.
2101013207 is a deficient number, since it is larger than the sum of its proper divisors (1).
2101013207 is an equidigital number, since it uses as much as digits as its factorization.
2101013207 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 84, while the sum is 17.
The square root of 2101013207 is about 45836.8106111235. The cubic root of 2101013207 is about 1280.7850829492.
Adding to 2101013207 its reverse (7023101012), we get a palindrome (9124114219).
The spelling of 2101013207 in words is "two billion, one hundred one million, thirteen thousand, two hundred seven".
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