Base | Representation |
---|---|
bin | 110001000111001… |
… | …111000011010001 |
3 | 2010102110112101201 |
4 | 301013033003101 |
5 | 3141414331431 |
6 | 213432431201 |
7 | 26263500520 |
oct | 6107170321 |
9 | 2112415351 |
10 | 823980241 |
11 | 39312a607 |
12 | 1abb48501 |
13 | 10192ab96 |
14 | 7b60c4b7 |
15 | 4c512461 |
hex | 311cf0d1 |
823980241 has 8 divisors (see below), whose sum is σ = 959459904. Its totient is φ = 692942640.
The previous prime is 823980181. The next prime is 823980247. The reversal of 823980241 is 142089328.
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 823980241 - 213 = 823972049 is a prime.
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 823980241.
It is not an unprimeable number, because it can be changed into a prime (823980247) 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, 1110115 + ... + 1110856.
It is an arithmetic number, because the mean of its divisors is an integer number (119932488).
Almost surely, 2823980241 is an apocalyptic number.
It is an amenable number.
823980241 is a deficient number, since it is larger than the sum of its proper divisors (135479663).
823980241 is a wasteful number, since it uses less digits than its factorization.
823980241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2221031.
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 823980241 is about 28705.0560180607. The cubic root of 823980241 is about 937.5021358411.
The spelling of 823980241 in words is "eight hundred twenty-three million, nine hundred eighty thousand, two hundred forty-one".
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