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1300230300 = 223525238287
BaseRepresentation
bin100110101111111…
…1111000010011100
310100121121112122210
41031133333002130
510130324332200
6333004240420
744135526615
oct11537770234
93317545583
101300230300
11607a452a6
12303540110
131794b8a55
14c4980c0c
1579238650
hex4d7ff09c

1300230300 has 72 divisors (see below), whose sum is σ = 3769647616. Its totient is φ = 346023360.

The previous prime is 1300230289. The next prime is 1300230301. The reversal of 1300230300 is 30320031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300230301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152757 + ... + 161043.

Almost surely, 21300230300 is an apocalyptic number.

1300230300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1300230300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1884823808).

1300230300 is an abundant number, since it is smaller than the sum of its proper divisors (2469417316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1300230300 is a wasteful number, since it uses less digits than its factorization.

1300230300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8827 (or 8820 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 1300230300 is about 36058.7062995887. The cubic root of 1300230300 is about 1091.4573274047.

Adding to 1300230300 its reverse (30320031), we get a palindrome (1330550331).

The spelling of 1300230300 in words is "one billion, three hundred million, two hundred thirty thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 523 1046 1569 2092 2615 3138 5230 6276 7845 8287 10460 13075 15690 16574 24861 26150 31380 33148 39225 41435 49722 52300 78450 82870 99444 124305 156900 165740 207175 248610 414350 497220 621525 828700 1243050 2486100 4334101 8668202 13002303 17336404 21670505 26004606 43341010 52009212 65011515 86682020 108352525 130023030 216705050 260046060 325057575 433410100 650115150 1300230300