Base | Representation |
---|---|
bin | 10100110111111110… |
… | …01101110100110001 |
3 | 1001221000220022020121 |
4 | 22123333031310301 |
5 | 140422441143034 |
6 | 5052020210241 |
7 | 544501466554 |
oct | 123377156461 |
9 | 31830808217 |
10 | 11206974769 |
11 | 4831055021 |
12 | 2209239981 |
13 | 1097a84523 |
14 | 78458a69b |
15 | 458d251b4 |
hex | 29bfcdd31 |
11206974769 has 3 divisors (see below), whose sum is σ = 11207080633. Its totient is φ = 11206868906.
The previous prime is 11206974767. The next prime is 11206974797. The reversal of 11206974769 is 96747960211.
The square root of 11206974769 is 105863.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 11206974769 - 21 = 11206974767 is a prime.
It is a super-2 number, since 2×112069747692 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11206974767) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 52932 + ... + 158794.
Almost surely, 211206974769 is an apocalyptic number.
11206974769 is the 105863-rd square number.
11206974769 is the 52932-nd centered octagonal number.
It is an amenable number.
11206974769 is a deficient number, since it is larger than the sum of its proper divisors (105864).
11206974769 is an frugal number, since it uses more digits than its factorization.
11206974769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211726 (or 105863 counting only the distinct ones).
The product of its (nonzero) digits is 1143072, while the sum is 52.
The spelling of 11206974769 in words is "eleven billion, two hundred six million, nine hundred seventy-four thousand, seven hundred sixty-nine".
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