Base | Representation |
---|---|
bin | 100000011110000101110… |
… | …010001000111001101111 |
3 | 21220022110101211111002111 |
4 | 200132011302020321233 |
5 | 243024232112240030 |
6 | 4425020544104451 |
7 | 320131333436155 |
oct | 40360562107157 |
9 | 7808411744074 |
10 | 2231332540015 |
11 | 790337059057 |
12 | 300544905127 |
13 | 13254c037747 |
14 | 79dd5d6b3d5 |
15 | 3d09704762a |
hex | 20785c88e6f |
2231332540015 has 16 divisors (see below), whose sum is σ = 2866959995040. Its totient is φ = 1661185039360.
The previous prime is 2231332540013. The next prime is 2231332540033. The reversal of 2231332540015 is 5100452331322.
It is not a de Polignac number, because 2231332540015 - 21 = 2231332540013 is a prime.
It is a super-3 number, since 3×22313325400153 (a number of 38 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231332540013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147469801 + ... + 147484930.
It is an arithmetic number, because the mean of its divisors is an integer number (179184999690).
Almost surely, 22231332540015 is an apocalyptic number.
2231332540015 is a deficient number, since it is larger than the sum of its proper divisors (635627455025).
2231332540015 is a wasteful number, since it uses less digits than its factorization.
2231332540015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 294954842.
The product of its (nonzero) digits is 21600, while the sum is 31.
Adding to 2231332540015 its reverse (5100452331322), we get a palindrome (7331784871337).
The spelling of 2231332540015 in words is "two trillion, two hundred thirty-one billion, three hundred thirty-two million, five hundred forty thousand, fifteen".
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