Base | Representation |
---|---|
bin | 100110110101000001… |
… | …0101110001010010001 |
3 | 21222020010201111201112 |
4 | 1031222002232022101 |
5 | 2331232132230011 |
6 | 102150021143105 |
7 | 6011214600455 |
oct | 1155202561221 |
9 | 258203644645 |
10 | 83383476881 |
11 | 323a9887371 |
12 | 141b0b5aa95 |
13 | 7b2b0c3c43 |
14 | 4070284665 |
15 | 228056058b |
hex | 136a0ae291 |
83383476881 has 8 divisors (see below), whose sum is σ = 84425885544. Its totient is φ = 82344798720.
The previous prime is 83383476877. The next prime is 83383476929. The reversal of 83383476881 is 18867438338.
It can be written as a sum of positive squares in 4 ways, for example, as 904806400 + 82478670481 = 30080^2 + 287191^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 83383476881 - 22 = 83383476877 is a prime.
It is a super-2 number, since 2×833834768812 (a number of 23 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 83383476881.
It is not an unprimeable number, because it can be changed into a prime (83383476821) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887630 + ... + 977063.
It is an arithmetic number, because the mean of its divisors is an integer number (10553235693).
Almost surely, 283383476881 is an apocalyptic number.
It is an amenable number.
83383476881 is a deficient number, since it is larger than the sum of its proper divisors (1042408663).
83383476881 is a wasteful number, since it uses less digits than its factorization.
83383476881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1865251.
The product of its digits is 18579456, while the sum is 59.
The spelling of 83383476881 in words is "eighty-three billion, three hundred eighty-three million, four hundred seventy-six thousand, eight hundred eighty-one".
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