Base | Representation |
---|---|
bin | 1111100011001… |
… | …00000110100101 |
3 | 100002102201001100 |
4 | 13301210012211 |
5 | 231342332240 |
6 | 20535350313 |
7 | 3142444302 |
oct | 761440645 |
9 | 302381040 |
10 | 130433445 |
11 | 6769863a |
12 | 37822399 |
13 | 2103ab6c |
14 | 134740a9 |
15 | b6b6e30 |
hex | 7c641a5 |
130433445 has 48 divisors (see below), whose sum is σ = 236021760. Its totient is φ = 66552192.
The previous prime is 130433441. The next prime is 130433447. The reversal of 130433445 is 544334031.
It is not a de Polignac number, because 130433445 - 22 = 130433441 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130433441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 165342 + ... + 166128.
It is an arithmetic number, because the mean of its divisors is an integer number (4917120).
Almost surely, 2130433445 is an apocalyptic number.
130433445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130433445 is a deficient number, since it is larger than the sum of its proper divisors (105588315).
130433445 is a wasteful number, since it uses less digits than its factorization.
130433445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 954 (or 951 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
The square root of 130433445 is about 11420.7462540764. The cubic root of 130433445 is about 507.1420887189.
Adding to 130433445 its reverse (544334031), we get a palindrome (674767476).
The spelling of 130433445 in words is "one hundred thirty million, four hundred thirty-three thousand, four hundred forty-five".
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