Base | Representation |
---|---|
bin | 1001011101110100… |
… | …10000011100000011 |
3 | 111010011122212221202 |
4 | 10232322100130003 |
5 | 40401442202130 |
6 | 2200140411415 |
7 | 236636132021 |
oct | 45672203403 |
9 | 14104585852 |
10 | 5081990915 |
11 | 2178718aa1 |
12 | b99b46b6b |
13 | 62cb38221 |
14 | 362d25711 |
15 | 1eb250145 |
hex | 12ee90703 |
5081990915 has 8 divisors (see below), whose sum is σ = 6127292688. Its totient is φ = 4046323680.
The previous prime is 5081990909. The next prime is 5081990939. The reversal of 5081990915 is 5190991805.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5081990915 - 24 = 5081990899 is a prime.
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 5081990915.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2407472 + ... + 2409581.
It is an arithmetic number, because the mean of its divisors is an integer number (765911586).
Almost surely, 25081990915 is an apocalyptic number.
5081990915 is a deficient number, since it is larger than the sum of its proper divisors (1045301773).
5081990915 is a wasteful number, since it uses less digits than its factorization.
5081990915 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4817269.
The product of its (nonzero) digits is 145800, while the sum is 47.
The square root of 5081990915 is about 71288.0839621882. The cubic root of 5081990915 is about 1719.2721495619.
The spelling of 5081990915 in words is "five billion, eighty-one million, nine hundred ninety thousand, nine hundred fifteen".
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