Search a number
-
+
1300213000 = 23532356531
BaseRepresentation
bin100110101111111…
…1010110100001000
310100121120122221001
41031133322310020
510130323304000
6333004024344
744135425312
oct11537726410
93317518831
101300213000
11607a332a9
123035320b4
131794b0c08
14c49787b2
157923346a
hex4d7fad08

1300213000 has 64 divisors (see below), whose sum is σ = 3174837120. Its totient is φ = 497464000.

The previous prime is 1300212971. The next prime is 1300213003. The reversal of 1300213000 is 3120031.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1300213003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5266 + ... + 51265.

It is an arithmetic number, because the mean of its divisors is an integer number (49606830).

Almost surely, 21300213000 is an apocalyptic number.

1300213000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1300213000 is an abundant number, since it is smaller than the sum of its proper divisors (1874624120).

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

1300213000 is a wasteful number, since it uses less digits than its factorization.

1300213000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56575 (or 56561 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1300213000 is about 36058.4664122034. The cubic root of 1300213000 is about 1091.4524866480.

Adding to 1300213000 its reverse (3120031), we get a palindrome (1303333031).

The spelling of 1300213000 in words is "one billion, three hundred million, two hundred thirteen thousand".

Divisors: 1 2 4 5 8 10 20 23 25 40 46 50 92 100 115 125 184 200 230 250 460 500 575 920 1000 1150 2300 2875 4600 5750 11500 23000 56531 113062 226124 282655 452248 565310 1130620 1300213 1413275 2261240 2600426 2826550 5200852 5653100 6501065 7066375 10401704 11306200 13002130 14132750 26004260 28265500 32505325 52008520 56531000 65010650 130021300 162526625 260042600 325053250 650106500 1300213000