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1213300330 = 251186312781
BaseRepresentation
bin100100001010001…
…0111111001101010
310010120001001011021
41020110113321222
54441101102310
6320221123054
742031611514
oct11024277152
93116031137
101213300330
11572970550
1229a3b948a
131644a02b8
14b71d2bb4
15717b65da
hex48517e6a

1213300330 has 32 divisors (see below), whose sum is σ = 2385427968. Its totient is φ = 440654400.

The previous prime is 1213300307. The next prime is 1213300349. The reversal of 1213300330 is 330033121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88540 + ... + 101320.

It is an arithmetic number, because the mean of its divisors is an integer number (74544624).

Almost surely, 21213300330 is an apocalyptic number.

1213300330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213300330 is a deficient number, since it is larger than the sum of its proper divisors (1172127638).

1213300330 is a wasteful number, since it uses less digits than its factorization.

1213300330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13662.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1213300330 is about 34832.4608662667. The cubic root of 1213300330 is about 1066.5701834389.

Adding to 1213300330 its reverse (330033121), we get a palindrome (1543333451).

The spelling of 1213300330 in words is "one billion, two hundred thirteen million, three hundred thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 863 1726 4315 8630 9493 12781 18986 25562 47465 63905 94930 127810 140591 281182 702955 1405910 11030003 22060006 55150015 110300030 121330033 242660066 606650165 1213300330