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1201030000 = 2454120103
BaseRepresentation
bin100011110010110…
…0100001101110000
310002200221122102121
41013211210031300
54424430430000
6315102124024
741522405122
oct10745441560
93080848377
101201030000
11566a4a685
12296280614
13161a95251
14b571b212
1570690b1a
hex47964370

1201030000 has 50 divisors (see below), whose sum is σ = 2907837944. Its totient is φ = 480408000.

The previous prime is 1201029997. The next prime is 1201030001. The reversal of 1201030000 is 301021.

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201030001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50052 + ... + 70051.

Almost surely, 21201030000 is an apocalyptic number.

1201030000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201030000 is an abundant number, since it is smaller than the sum of its proper divisors (1706807944).

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

1201030000 is an equidigital number, since it uses as much as digits as its factorization.

1201030000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120131 (or 120110 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 1201030000 is about 34655.8797320166. The cubic root of 1201030000 is about 1062.9625206593.

Adding to 1201030000 its reverse (301021), we get a palindrome (1201331021).

The spelling of 1201030000 in words is "one billion, two hundred one million, thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 120103 240206 480412 600515 960824 1201030 1921648 2402060 3002575 4804120 6005150 9608240 12010300 15012875 24020600 30025750 48041200 60051500 75064375 120103000 150128750 240206000 300257500 600515000 1201030000