Base | Representation |
---|---|
bin | 10100000111010111… |
… | …10000000100101011 |
3 | 1000212121122011110121 |
4 | 22003223300010223 |
5 | 134104100001422 |
6 | 4543332424111 |
7 | 531420563314 |
oct | 120353600453 |
9 | 30777564417 |
10 | 10799218987 |
11 | 4641972077 |
12 | 2114778037 |
13 | 1031458a0b |
14 | 74636760b |
15 | 43312d8c7 |
hex | 283af012b |
10799218987 has 4 divisors (see below), whose sum is σ = 10804265136. Its totient is φ = 10794172840.
The previous prime is 10799218981. The next prime is 10799219023. The reversal of 10799218987 is 78981299701.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78981299701 = 349 ⋅226307449.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10799218987 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10799218981) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2519863 + ... + 2524144.
It is an arithmetic number, because the mean of its divisors is an integer number (2701066284).
Almost surely, 210799218987 is an apocalyptic number.
10799218987 is a deficient number, since it is larger than the sum of its proper divisors (5046149).
10799218987 is an equidigital number, since it uses as much as digits as its factorization.
10799218987 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5046148.
The product of its (nonzero) digits is 4572288, while the sum is 61.
The spelling of 10799218987 in words is "ten billion, seven hundred ninety-nine million, two hundred eighteen thousand, nine hundred eighty-seven".
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