Base | Representation |
---|---|
bin | 10011111001010111… |
… | …11001110001011111 |
3 | 1000120102201120212120 |
4 | 21330223321301133 |
5 | 133334021140312 |
6 | 4523540234023 |
7 | 525463646064 |
oct | 117453716137 |
9 | 30512646776 |
10 | 10681818207 |
11 | 4591676135 |
12 | 20a139b913 |
13 | 1013031bb8 |
14 | 734926c6b |
15 | 427b8d28c |
hex | 27caf9c5f |
10681818207 has 16 divisors (see below), whose sum is σ = 14454464640. Its totient is φ = 7015975200.
The previous prime is 10681818187. The next prime is 10681818247. The reversal of 10681818207 is 70281818601.
It is not a de Polignac number, because 10681818207 - 210 = 10681817183 is a prime.
It is a super-2 number, since 2×106818182072 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10681818247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43144 + ... + 152397.
It is an arithmetic number, because the mean of its divisors is an integer number (903404040).
Almost surely, 210681818207 is an apocalyptic number.
10681818207 is a deficient number, since it is larger than the sum of its proper divisors (3772646433).
10681818207 is a wasteful number, since it uses less digits than its factorization.
10681818207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195814.
The product of its (nonzero) digits is 43008, while the sum is 42.
The spelling of 10681818207 in words is "ten billion, six hundred eighty-one million, eight hundred eighteen thousand, two hundred seven".
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