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1300220300 = 225213002203
BaseRepresentation
bin100110101111111…
…1100100110001100
310100121121000221102
41031133330212030
510130324022200
6333004122232
744135455511
oct11537744614
93317530842
101300220300
11607a38835
12303536378
131794b4332
14c497b308
15792356d5
hex4d7fc98c

1300220300 has 18 divisors (see below), whose sum is σ = 2821478268. Its totient is φ = 520088080.

The previous prime is 1300220287. The next prime is 1300220303. The reversal of 1300220300 is 30220031.

It is not an unprimeable number, because it can be changed into a prime (1300220303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6501002 + ... + 6501201.

Almost surely, 21300220300 is an apocalyptic number.

1300220300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1300220300 is an abundant number, since it is smaller than the sum of its proper divisors (1521257968).

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

1300220300 is a wasteful number, since it uses less digits than its factorization.

1300220300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13002217 (or 13002210 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 1300220300 is about 36058.5676365548. The cubic root of 1300220300 is about 1091.4545292847.

Adding to 1300220300 its reverse (30220031), we get a palindrome (1330440331).

The spelling of 1300220300 in words is "one billion, three hundred million, two hundred twenty thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 13002203 26004406 52008812 65011015 130022030 260044060 325055075 650110150 1300220300