Base | Representation |
---|---|
bin | 10001101001111011000… |
… | …010110100100011110101 |
3 | 11021222121010201122110221 |
4 | 101221323002310203311 |
5 | 124334211222131423 |
6 | 2325205045214341 |
7 | 153440226214360 |
oct | 21517302644365 |
9 | 4258533648427 |
10 | 1213245114613 |
11 | 428597268804 |
12 | 1771754013b1 |
13 | 8a5406ab52c |
14 | 42a1565b0d7 |
15 | 2185c908e5d |
hex | 11a7b0b48f5 |
1213245114613 has 16 divisors (see below), whose sum is σ = 1407419846784. Its totient is φ = 1024287390720.
The previous prime is 1213245114607. The next prime is 1213245114617. The reversal of 1213245114613 is 3164115423121.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1213245114613 is a prime.
It is a super-3 number, since 3×12132451146133 (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1213245114617) 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, 4143693 + ... + 4426813.
It is an arithmetic number, because the mean of its divisors is an integer number (87963740424).
Almost surely, 21213245114613 is an apocalyptic number.
It is an amenable number.
1213245114613 is a deficient number, since it is larger than the sum of its proper divisors (194174732171).
1213245114613 is an equidigital number, since it uses as much as digits as its factorization.
1213245114613 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292332.
The product of its digits is 17280, while the sum is 34.
The spelling of 1213245114613 in words is "one trillion, two hundred thirteen billion, two hundred forty-five million, one hundred fourteen thousand, six hundred thirteen".
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