Base | Representation |
---|---|
bin | 1001010010010100… |
… | …00000110110100001 |
3 | 110212110000111210121 |
4 | 10221022000312201 |
5 | 40202234124311 |
6 | 2142411400241 |
7 | 234354460132 |
oct | 45112006641 |
9 | 13773014717 |
10 | 4985458081 |
11 | 212918549a |
12 | b71753081 |
13 | 615b398c6 |
14 | 354197c89 |
15 | 1e2a32b71 |
hex | 129280da1 |
4985458081 has 8 divisors (see below), whose sum is σ = 5287500864. Its totient is φ = 4690522320.
The previous prime is 4985458073. The next prime is 4985458123. The reversal of 4985458081 is 1808545894.
It is a happy number.
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 4985458081 - 23 = 4985458073 is a prime.
It is a super-2 number, since 2×49854580812 = 49709584554816405122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4985458001) 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, 1775311 + ... + 1778116.
It is an arithmetic number, because the mean of its divisors is an integer number (660937608).
Almost surely, 24985458081 is an apocalyptic number.
It is an amenable number.
4985458081 is a deficient number, since it is larger than the sum of its proper divisors (302042783).
4985458081 is a wasteful number, since it uses less digits than its factorization.
4985458081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3553511.
The product of its (nonzero) digits is 1843200, while the sum is 52.
The square root of 4985458081 is about 70607.7763493512. The cubic root of 4985458081 is about 1708.3165814980.
The spelling of 4985458081 in words is "four billion, nine hundred eighty-five million, four hundred fifty-eight thousand, eighty-one".
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