Base | Representation |
---|---|
bin | 10111101110110100… |
… | …11001011011010011 |
3 | 1012212221010001201101 |
4 | 23313122121123103 |
5 | 202043122424320 |
6 | 5504132045231 |
7 | 630505145512 |
oct | 136732313323 |
9 | 35787101641 |
10 | 12740826835 |
11 | 5448956860 |
12 | 2576a63817 |
13 | 1280799bb9 |
14 | 88c182679 |
15 | 4e8809c0a |
hex | 2f76996d3 |
12740826835 has 8 divisors (see below), whose sum is σ = 16678900656. Its totient is φ = 9266055840.
The previous prime is 12740826829. The next prime is 12740826841. The reversal of 12740826835 is 53862804721.
It is an interprime number because it is at equal distance from previous prime (12740826829) and next prime (12740826841).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12740826835 - 29 = 12740826323 is a prime.
It is a super-2 number, since 2×127408268352 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115825644 + ... + 115825753.
It is an arithmetic number, because the mean of its divisors is an integer number (2084862582).
Almost surely, 212740826835 is an apocalyptic number.
12740826835 is a deficient number, since it is larger than the sum of its proper divisors (3938073821).
12740826835 is a wasteful number, since it uses less digits than its factorization.
12740826835 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231651413.
The product of its (nonzero) digits is 645120, while the sum is 46.
The spelling of 12740826835 in words is "twelve billion, seven hundred forty million, eight hundred twenty-six thousand, eight hundred thirty-five".
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