Base | Representation |
---|---|
bin | 1001000010111111… |
… | …1111011101111101 |
3 | 20021020122120111102 |
4 | 2100233333131331 |
5 | 14433143443322 |
6 | 1040551102445 |
7 | 114115623311 |
oct | 22057773575 |
9 | 6236576442 |
10 | 2428499837 |
11 | 1036908965 |
12 | 579371a25 |
13 | 2c9186b6a |
14 | 19075bb41 |
15 | e3305792 |
hex | 90bff77d |
2428499837 has 4 divisors (see below), whose sum is σ = 2449991100. Its totient is φ = 2407008576.
The previous prime is 2428499831. The next prime is 2428499849. The reversal of 2428499837 is 7389948242.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7389948242 = 2 ⋅3694974121.
It can be written as a sum of positive squares in 2 ways, for example, as 484924441 + 1943575396 = 22021^2 + 44086^2 .
It is a cyclic number.
It is not a de Polignac number, because 2428499837 - 28 = 2428499581 is a prime.
It is a super-2 number, since 2×24284998372 = 11795222916618053138, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2428499831) 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, 10745462 + ... + 10745687.
It is an arithmetic number, because the mean of its divisors is an integer number (612497775).
Almost surely, 22428499837 is an apocalyptic number.
It is an amenable number.
2428499837 is a deficient number, since it is larger than the sum of its proper divisors (21491263).
2428499837 is a wasteful number, since it uses less digits than its factorization.
2428499837 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21491262.
The product of its digits is 6967296, while the sum is 56.
The square root of 2428499837 is about 49279.8116575135. The cubic root of 2428499837 is about 1344.1447070324.
The spelling of 2428499837 in words is "two billion, four hundred twenty-eight million, four hundred ninety-nine thousand, eight hundred thirty-seven".
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