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303212030 = 251122912037
BaseRepresentation
bin10010000100101…
…010010111111110
3210010112202201012
4102010222113332
51110110241110
650030515222
710341155042
oct2204522776
9703482635
10303212030
11146178760
1285665b12
134aa83b04
142c3ac022
151b945905
hex1212a5fe

303212030 has 32 divisors (see below), whose sum is σ = 598047840. Its totient is φ = 109768320.

The previous prime is 303212027. The next prime is 303212069. The reversal of 303212030 is 30212303.

303212030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 303211996 and 303212014.

It is a congruent number.

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, 19172 + ... + 31208.

It is an arithmetic number, because the mean of its divisors is an integer number (18688995).

Almost surely, 2303212030 is an apocalyptic number.

303212030 is a deficient number, since it is larger than the sum of its proper divisors (294835810).

303212030 is a wasteful number, since it uses less digits than its factorization.

303212030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12284.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 303212030 is about 17412.9845230506. The cubic root of 303212030 is about 671.8136278681.

Adding to 303212030 its reverse (30212303), we get a palindrome (333424333).

The spelling of 303212030 in words is "three hundred three million, two hundred twelve thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 229 458 1145 2290 2519 5038 12037 12595 24074 25190 60185 120370 132407 264814 662035 1324070 2756473 5512946 13782365 27564730 30321203 60642406 151606015 303212030