Base | Representation |
---|---|
bin | 111110001011001… |
… | …1000000011100001 |
3 | 12101101121222220222 |
4 | 1330112120003201 |
5 | 13233034143411 |
6 | 543003212425 |
7 | 102461515523 |
oct | 17426300341 |
9 | 5341558828 |
10 | 2086240481 |
11 | 9806a0396 |
12 | 4a2817115 |
13 | 2732b1030 |
14 | 15b107a13 |
15 | c324a4db |
hex | 7c5980e1 |
2086240481 has 4 divisors (see below), whose sum is σ = 2246720532. Its totient is φ = 1925760432.
The previous prime is 2086240477. The next prime is 2086240487. The reversal of 2086240481 is 1840426802.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 739350481 + 1346890000 = 27191^2 + 36700^2 .
It is a cyclic number.
It is not a de Polignac number, because 2086240481 - 22 = 2086240477 is a prime.
It is a super-2 number, since 2×20862404812 = 8704798689126222722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2086240487) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80240006 + ... + 80240031.
It is an arithmetic number, because the mean of its divisors is an integer number (561680133).
Almost surely, 22086240481 is an apocalyptic number.
It is an amenable number.
2086240481 is a deficient number, since it is larger than the sum of its proper divisors (160480051).
2086240481 is a wasteful number, since it uses less digits than its factorization.
2086240481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160480050.
The product of its (nonzero) digits is 24576, while the sum is 35.
The square root of 2086240481 is about 45675.3815638140. The cubic root of 2086240481 is about 1277.7761844548.
The spelling of 2086240481 in words is "two billion, eighty-six million, two hundred forty thousand, four hundred eighty-one".
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