Base | Representation |
---|---|
bin | 100001111101110001… |
… | …110001011101000011 |
3 | 10111010122121210202222 |
4 | 201331301301131003 |
5 | 1044142301003422 |
6 | 24430513201255 |
7 | 2430521233550 |
oct | 417561613503 |
9 | 114118553688 |
10 | 36469937987 |
11 | 1451536921a |
12 | 709986022b |
13 | 359291b982 |
14 | 1a9d825a27 |
15 | e36b3c842 |
hex | 87dc71743 |
36469937987 has 16 divisors (see below), whose sum is σ = 41897336832. Its totient is φ = 31097140800.
The previous prime is 36469937953. The next prime is 36469938031. The reversal of 36469937987 is 78973996463.
It is a cyclic number.
It is not a de Polignac number, because 36469937987 - 222 = 36465743683 is a prime.
It is a super-2 number, since 2×364699379872 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 36469937987.
It is not an unprimeable number, because it can be changed into a prime (36469937947) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1867568 + ... + 1886994.
It is an arithmetic number, because the mean of its divisors is an integer number (2618583552).
Almost surely, 236469937987 is an apocalyptic number.
36469937987 is a deficient number, since it is larger than the sum of its proper divisors (5427398845).
36469937987 is a wasteful number, since it uses less digits than its factorization.
36469937987 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20818.
The product of its digits is 370355328, while the sum is 71.
The spelling of 36469937987 in words is "thirty-six billion, four hundred sixty-nine million, nine hundred thirty-seven thousand, nine hundred eighty-seven".
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