Base | Representation |
---|---|
bin | 1001000001000011… |
… | …0110011110100101 |
3 | 20020200021211120102 |
4 | 2100100312132211 |
5 | 14424101232144 |
6 | 1040100113445 |
7 | 113656343531 |
oct | 22020663645 |
9 | 6220254512 |
10 | 2420336549 |
11 | 1032242744 |
12 | 576695885 |
13 | 2c7589307 |
14 | 18d634bc1 |
15 | e2741b4e |
hex | 904367a5 |
2420336549 has 8 divisors (see below), whose sum is σ = 2504476920. Its totient is φ = 2336241600.
The previous prime is 2420336543. The next prime is 2420336557. The reversal of 2420336549 is 9456330242.
It can be written as a sum of positive squares in 4 ways, for example, as 572884225 + 1847452324 = 23935^2 + 42982^2 .
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 2420336549 - 24 = 2420336533 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2420336543) 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, 124979 + ... + 143039.
It is an arithmetic number, because the mean of its divisors is an integer number (313059615).
Almost surely, 22420336549 is an apocalyptic number.
2420336549 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
It is an amenable number.
2420336549 is a deficient number, since it is larger than the sum of its proper divisors (84140371).
2420336549 is a wasteful number, since it uses less digits than its factorization.
2420336549 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22711.
The product of its (nonzero) digits is 155520, while the sum is 38.
The square root of 2420336549 is about 49196.9160517202. The cubic root of 2420336549 is about 1342.6369232458.
The spelling of 2420336549 in words is "two billion, four hundred twenty million, three hundred thirty-six thousand, five hundred forty-nine".
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