Base | Representation |
---|---|
bin | 1111011100010011… |
… | …01101101111001110 |
3 | 210101210000121002220 |
4 | 13232021231233032 |
5 | 113434331210332 |
6 | 3450354000210 |
7 | 412306004460 |
oct | 75611555716 |
9 | 23353017086 |
10 | 8290491342 |
11 | 3574847941 |
12 | 1734576066 |
13 | a21791ba3 |
14 | 5890c4130 |
15 | 337c7bd2c |
hex | 1ee26dbce |
8290491342 has 32 divisors (see below), whose sum is σ = 18996989184. Its totient is φ = 2362800000.
The previous prime is 8290491329. The next prime is 8290491343. The reversal of 8290491342 is 2431940928.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a junction number, because it is equal to n+sod(n) for n = 8290491294 and 8290491303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8290491343) 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, 229284 + ... + 262967.
It is an arithmetic number, because the mean of its divisors is an integer number (593655912).
Almost surely, 28290491342 is an apocalyptic number.
8290491342 is an abundant number, since it is smaller than the sum of its proper divisors (10706497842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8290491342 is a wasteful number, since it uses less digits than its factorization.
8290491342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492664.
The product of its (nonzero) digits is 124416, while the sum is 42.
The square root of 8290491342 is about 91052.1352962137. The cubic root of 8290491342 is about 2023.9203789951.
The spelling of 8290491342 in words is "eight billion, two hundred ninety million, four hundred ninety-one thousand, three hundred forty-two".
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