Base | Representation |
---|---|
bin | 100011110000110… |
… | …1011111110010110 |
3 | 10002122000222122120 |
4 | 1013201223332112 |
5 | 4424200410311 |
6 | 315024240410 |
7 | 41510641530 |
oct | 10741537626 |
9 | 3078028576 |
10 | 1200013206 |
11 | 566415757 |
12 | 295a70106 |
13 | 1617ca4b2 |
14 | b5534850 |
15 | 7053e706 |
hex | 4786bf96 |
1200013206 has 32 divisors (see below), whose sum is σ = 2745450240. Its totient is φ = 342540576.
The previous prime is 1200013189. The next prime is 1200013207. The reversal of 1200013206 is 6023100021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1200013207) 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, 34125 + ... + 59703.
It is an arithmetic number, because the mean of its divisors is an integer number (85795320).
Almost surely, 21200013206 is an apocalyptic number.
1200013206 is an abundant number, since it is smaller than the sum of its proper divisors (1545437034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200013206 is a wasteful number, since it uses less digits than its factorization.
1200013206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26708.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 1200013206 is about 34641.2067630445. The cubic root of 1200013206 is about 1062.6624673542.
Adding to 1200013206 its reverse (6023100021), we get a palindrome (7223113227).
The spelling of 1200013206 in words is "one billion, two hundred million, thirteen thousand, two hundred six".
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