Base | Representation |
---|---|
bin | 1111100000100… |
… | …10111101110001 |
3 | 100001210211011110 |
4 | 13300102331301 |
5 | 231301213410 |
6 | 20524303533 |
7 | 3136561341 |
oct | 760227561 |
9 | 301724143 |
10 | 130101105 |
11 | 67490982 |
12 | 376a1ba9 |
13 | 20c52804 |
14 | 133c8d21 |
15 | b64d720 |
hex | 7c12f71 |
130101105 has 32 divisors (see below), whose sum is σ = 218914560. Its totient is φ = 65882880.
The previous prime is 130101073. The next prime is 130101109. The reversal of 130101105 is 501101031.
It is not a de Polignac number, because 130101105 - 25 = 130101073 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (130101109) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24084 + ... + 28986.
It is an arithmetic number, because the mean of its divisors is an integer number (6841080).
Almost surely, 2130101105 is an apocalyptic number.
130101105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130101105 is a deficient number, since it is larger than the sum of its proper divisors (88813455).
130101105 is a wasteful number, since it uses less digits than its factorization.
130101105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5001.
The product of its (nonzero) digits is 15, while the sum is 12.
The square root of 130101105 is about 11406.1871368131. The cubic root of 130101105 is about 506.7109954194.
Adding to 130101105 its reverse (501101031), we get a palindrome (631202136).
The spelling of 130101105 in words is "one hundred thirty million, one hundred one thousand, one hundred five".
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