Base | Representation |
---|---|
bin | 10100010101111100… |
… | …00110010000111001 |
3 | 1001012010200002221022 |
4 | 22022332012100321 |
5 | 134331344001420 |
6 | 5003420552225 |
7 | 534433645310 |
oct | 121276062071 |
9 | 31163602838 |
10 | 10921468985 |
11 | 46a4980329 |
12 | 21496b2675 |
13 | 105088caab |
14 | 7586ab277 |
15 | 43dc2ac25 |
hex | 28af86439 |
10921468985 has 8 divisors (see below), whose sum is σ = 14978014656. Its totient is φ = 7489007280.
The previous prime is 10921468973. The next prime is 10921469051. The reversal of 10921468985 is 58986412901.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10921468985 - 230 = 9847727161 is a prime.
It is a Duffinian number.
It is a Curzon number.
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, 156020951 + ... + 156021020.
It is an arithmetic number, because the mean of its divisors is an integer number (1872251832).
Almost surely, 210921468985 is an apocalyptic number.
It is an amenable number.
10921468985 is a deficient number, since it is larger than the sum of its proper divisors (4056545671).
10921468985 is an equidigital number, since it uses as much as digits as its factorization.
10921468985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312041983.
The product of its (nonzero) digits is 1244160, while the sum is 53.
The spelling of 10921468985 in words is "ten billion, nine hundred twenty-one million, four hundred sixty-eight thousand, nine hundred eighty-five".
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