Base | Representation |
---|---|
bin | 111100101011100110… |
… | …1101101100100100011 |
3 | 110110100200110020022110 |
4 | 1321113031231210203 |
5 | 4113334412344303 |
6 | 135510431210403 |
7 | 12262154455260 |
oct | 1712715554443 |
9 | 413320406273 |
10 | 130312231203 |
11 | 502a0948050 |
12 | 21309376a03 |
13 | c39979591b |
14 | 6442b44267 |
15 | 35ca48b703 |
hex | 1e5736d923 |
130312231203 has 16 divisors (see below), whose sum is σ = 216622930176. Its totient is φ = 67694665440.
The previous prime is 130312231201. The next prime is 130312231207. The reversal of 130312231203 is 302132213031.
It is not a de Polignac number, because 130312231203 - 21 = 130312231201 is a prime.
It is a super-2 number, since 2×1303122312032 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 130312231203.
It is not an unprimeable number, because it can be changed into a prime (130312231201) 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, 282060876 + ... + 282061337.
It is an arithmetic number, because the mean of its divisors is an integer number (13538933136).
Almost surely, 2130312231203 is an apocalyptic number.
130312231203 is a deficient number, since it is larger than the sum of its proper divisors (86310698973).
130312231203 is a wasteful number, since it uses less digits than its factorization.
130312231203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564122234.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 130312231203 its reverse (302132213031), we get a palindrome (432444444234).
The spelling of 130312231203 in words is "one hundred thirty billion, three hundred twelve million, two hundred thirty-one thousand, two hundred three".
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