Base | Representation |
---|---|
bin | 1001001101001001… |
… | …00010101111101000 |
3 | 110202102101201122001 |
4 | 10212210202233220 |
5 | 40110133043000 |
6 | 2134221540344 |
7 | 233316665263 |
oct | 44644425750 |
9 | 13672351561 |
10 | 4942081000 |
11 | 210674866a |
12 | b5b1146b4 |
13 | 609b5cbac |
14 | 34c505cda |
15 | 1ddd1546a |
hex | 126922be8 |
4942081000 has 64 divisors (see below), whose sum is σ = 11694618000. Its totient is φ = 1954585600.
The previous prime is 4942080961. The next prime is 4942081043. The reversal of 4942081000 is 1802494.
It can be written as a sum of positive squares in 8 ways, for example, as 548777476 + 4393303524 = 23426^2 + 66282^2 .
It is a super-2 number, since 2×49420810002 = 48848329221122000000, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 4942081000.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61236 + ... + 116764.
Almost surely, 24942081000 is an apocalyptic number.
4942081000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4942081000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5847309000).
4942081000 is an abundant number, since it is smaller than the sum of its proper divisors (6752537000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4942081000 is a wasteful number, since it uses less digits than its factorization.
4942081000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55639 (or 55625 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 4942081000 is about 70299.9359885911. The cubic root of 4942081000 is about 1703.3476135238.
Adding to 4942081000 its reverse (1802494), we get a palindrome (4943883494).
The spelling of 4942081000 in words is "four billion, nine hundred forty-two million, eighty-one thousand".
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