Base | Representation |
---|---|
bin | 1000010111010001… |
… | …00000010111001011 |
3 | 102120220222111020211 |
4 | 10023220200113023 |
5 | 33143433304422 |
6 | 2021315101551 |
7 | 216161342362 |
oct | 41350402713 |
9 | 12526874224 |
10 | 4490134987 |
11 | 19a4622968 |
12 | a538a18b7 |
13 | 567331510 |
14 | 30849c7d9 |
15 | 1b42e0577 |
hex | 10ba205cb |
4490134987 has 8 divisors (see below), whose sum is σ = 4862546640. Its totient is φ = 4121582880.
The previous prime is 4490134981. The next prime is 4490134993. The reversal of 4490134987 is 7894310944.
It is an interprime number because it is at equal distance from previous prime (4490134981) and next prime (4490134993).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4490134987 is a prime.
It is a super-2 number, since 2×44901349872 = 40322624402962980338, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4490134987.
It is not an unprimeable number, because it can be changed into a prime (4490134981) 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, 962464 + ... + 967117.
It is an arithmetic number, because the mean of its divisors is an integer number (607818330).
Almost surely, 24490134987 is an apocalyptic number.
4490134987 is a deficient number, since it is larger than the sum of its proper divisors (372411653).
4490134987 is a wasteful number, since it uses less digits than its factorization.
4490134987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1929773.
The product of its (nonzero) digits is 870912, while the sum is 49.
The square root of 4490134987 is about 67008.4695169200. The cubic root of 4490134987 is about 1649.7563138131.
The spelling of 4490134987 in words is "four billion, four hundred ninety million, one hundred thirty-four thousand, nine hundred eighty-seven".
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