Base | Representation |
---|---|
bin | 1111100011001… |
… | …10011101011100 |
3 | 100002110012021221 |
4 | 13301212131130 |
5 | 231343134400 |
6 | 20535503124 |
7 | 3142514404 |
oct | 761463534 |
9 | 302405257 |
10 | 130443100 |
11 | 676a4917 |
12 | 37827aa4 |
13 | 21042388 |
14 | 13477804 |
15 | b6b9c1a |
hex | 7c6675c |
130443100 has 36 divisors (see below), whose sum is σ = 287872200. Its totient is φ = 51290560.
The previous prime is 130443077. The next prime is 130443101. The reversal of 130443100 is 1344031.
It is a super-2 number, since 2×1304431002 = 34030804675220000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130443101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5155 + ... + 16954.
It is an arithmetic number, because the mean of its divisors is an integer number (7996450).
Almost surely, 2130443100 is an apocalyptic number.
130443100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130443100 is an abundant number, since it is smaller than the sum of its proper divisors (157429100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130443100 is a wasteful number, since it uses less digits than its factorization.
130443100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22182 (or 22175 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 130443100 is about 11421.1689419253. The cubic root of 130443100 is about 507.1546017061.
Adding to 130443100 its reverse (1344031), we get a palindrome (131787131).
The spelling of 130443100 in words is "one hundred thirty million, four hundred forty-three thousand, one hundred".
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