Base | Representation |
---|---|
bin | 111100000100000… |
… | …1011010111000001 |
3 | 12012110100102020001 |
4 | 1320020023113001 |
5 | 13111421101401 |
6 | 531553120001 |
7 | 100641461512 |
oct | 17010132701 |
9 | 5173312201 |
10 | 2015409601 |
11 | 944712077 |
12 | 482b59001 |
13 | 26171127a |
14 | 15194aa09 |
15 | bbe08601 |
hex | 7820b5c1 |
2015409601 has 8 divisors (see below), whose sum is σ = 2025129600. Its totient is φ = 2005706640.
The previous prime is 2015409593. The next prime is 2015409631. The reversal of 2015409601 is 1069045102.
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 2015409601 - 23 = 2015409593 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 2015409601.
It is not an unprimeable number, because it can be changed into a prime (2015409631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275886 + ... + 283096.
It is an arithmetic number, because the mean of its divisors is an integer number (253141200).
Almost surely, 22015409601 is an apocalyptic number.
It is an amenable number.
2015409601 is a deficient number, since it is larger than the sum of its proper divisors (9719999).
2015409601 is a wasteful number, since it uses less digits than its factorization.
2015409601 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8519.
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 2015409601 is about 44893.3135444467. The cubic root of 2015409601 is about 1263.1485882982.
The spelling of 2015409601 in words is "two billion, fifteen million, four hundred nine thousand, six hundred one".
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