Base | Representation |
---|---|
bin | 111100100101111010… |
… | …1000001100111010011 |
3 | 110102212101000100221001 |
4 | 1321023311001213103 |
5 | 4112442012212243 |
6 | 135435445042431 |
7 | 12254345016136 |
oct | 1711365014723 |
9 | 412771010831 |
10 | 130121210323 |
11 | 50203038255 |
12 | 212753b6417 |
13 | c369033610 |
14 | 642561c21d |
15 | 35b8807a4d |
hex | 1e4bd419d3 |
130121210323 has 16 divisors (see below), whose sum is σ = 145098676800. Its totient is φ = 115861253760.
The previous prime is 130121210299. The next prime is 130121210333. The reversal of 130121210323 is 323012121031.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130121210323 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 130121210323.
It is not an unprimeable number, because it can be changed into a prime (130121210333) 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, 241578 + ... + 564448.
It is an arithmetic number, because the mean of its divisors is an integer number (9068667300).
Almost surely, 2130121210323 is an apocalyptic number.
130121210323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
130121210323 is a deficient number, since it is larger than the sum of its proper divisors (14977466477).
130121210323 is a wasteful number, since it uses less digits than its factorization.
130121210323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 323982.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 130121210323 its reverse (323012121031), we get a palindrome (453133331354).
The spelling of 130121210323 in words is "one hundred thirty billion, one hundred twenty-one million, two hundred ten thousand, three hundred twenty-three".
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