Base | Representation |
---|---|
bin | 1110111001101110… |
… | …11110011001011010 |
3 | 202122120100100222200 |
4 | 13130313132121122 |
5 | 112341111402432 |
6 | 3401514231030 |
7 | 402155050563 |
oct | 73467363132 |
9 | 22576310880 |
10 | 8000497242 |
11 | 3436087aa1 |
12 | 1673425476 |
13 | 9a668854a |
14 | 55c79716a |
15 | 31c597a7c |
hex | 1dcdde65a |
8000497242 has 24 divisors (see below), whose sum is σ = 17378089716. Its totient is φ = 2660112576.
The previous prime is 8000497237. The next prime is 8000497249. The reversal of 8000497242 is 2427940008.
It can be written as a sum of positive squares in 2 ways, for example, as 7915838841 + 84658401 = 88971^2 + 9201^2 .
It is a super-2 number, since 2×80004972422 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8000497197 and 8000497206.
It is not an unprimeable number, because it can be changed into a prime (8000497249) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 552643 + ... + 566934.
Almost surely, 28000497242 is an apocalyptic number.
8000497242 is an abundant number, since it is smaller than the sum of its proper divisors (9377592474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8000497242 is a wasteful number, since it uses less digits than its factorization.
8000497242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1119982 (or 1119979 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 8000497242 is about 89445.4987240834. The cubic root of 8000497242 is about 2000.0414359749.
The spelling of 8000497242 in words is "eight billion, four hundred ninety-seven thousand, two hundred forty-two".
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