Base | Representation |
---|---|
bin | 10010100001010110… |
… | …00000000000000001 |
3 | 221122222020020122220 |
4 | 21100223000000001 |
5 | 130331001242230 |
6 | 4322401121253 |
7 | 501256240626 |
oct | 112053000001 |
9 | 27588206586 |
10 | 9943384065 |
11 | 424286568a |
12 | 1b16029229 |
13 | c26056914 |
14 | 6a482634d |
15 | 3d2e27d10 |
hex | 250ac0001 |
9943384065 has 16 divisors (see below), whose sum is σ = 16845262848. Its totient is φ = 4991188736.
The previous prime is 9943384049. The next prime is 9943384067. The reversal of 9943384065 is 5604833499.
It is a cyclic number.
It is not a de Polignac number, because 9943384065 - 24 = 9943384049 is a prime.
It is a super-3 number, since 3×99433840653 (a number of 31 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a junction number, because it is equal to n+sod(n) for n = 9943383999 and 9943384017.
It is not an unprimeable number, because it can be changed into a prime (9943384067) 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, 19496577 + ... + 19497086.
It is an arithmetic number, because the mean of its divisors is an integer number (1052828928).
It is a Proth number, since it is equal to 37931 ⋅ 218 + 1 and 37931 < 218.
Almost surely, 29943384065 is an apocalyptic number.
It is an amenable number.
9943384065 is a deficient number, since it is larger than the sum of its proper divisors (6901878783).
9943384065 is a wasteful number, since it uses less digits than its factorization.
9943384065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38993688.
The product of its (nonzero) digits is 2799360, while the sum is 51.
The square root of 9943384065 is about 99716.5185162418. The cubic root of 9943384065 is about 2150.3611482742.
The spelling of 9943384065 in words is "nine billion, nine hundred forty-three million, three hundred eighty-four thousand, sixty-five".
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