Base | Representation |
---|---|
bin | 101111001000010110… |
… | …1010111100110100001 |
3 | 100200020122100101002020 |
4 | 1132100231113212201 |
5 | 3124240241410230 |
6 | 114255101412053 |
7 | 10212062213214 |
oct | 1362055274641 |
9 | 320218311066 |
10 | 101212060065 |
11 | 39a18629836 |
12 | 1774786a029 |
13 | 970c96734c |
14 | 4c8200d77b |
15 | 2975858810 |
hex | 1790b579a1 |
101212060065 has 32 divisors (see below), whose sum is σ = 162275705856. Its totient is φ = 53867755200.
The previous prime is 101212060007. The next prime is 101212060069. The reversal of 101212060065 is 560060212101.
It is not a de Polignac number, because 101212060065 - 221 = 101209962913 is a prime.
It is a super-2 number, since 2×1012120600652 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (101212060069) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17996844 + ... + 18002466.
It is an arithmetic number, because the mean of its divisors is an integer number (5071115808).
Almost surely, 2101212060065 is an apocalyptic number.
101212060065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
101212060065 is a deficient number, since it is larger than the sum of its proper divisors (61063645791).
101212060065 is a wasteful number, since it uses less digits than its factorization.
101212060065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7909.
The product of its (nonzero) digits is 720, while the sum is 24.
Adding to 101212060065 its reverse (560060212101), we get a palindrome (661272272166).
The spelling of 101212060065 in words is "one hundred one billion, two hundred twelve million, sixty thousand, sixty-five".
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