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303412130 = 2574334459
BaseRepresentation
bin10010000101011…
…011001110100010
3210010220221012022
4102011123032202
51110133142010
650035101442
710342650320
oct2205331642
9703827168
10303412130
111462a502a
1285741882
134ab23c08
142c420d10
151b984d55
hex1215b3a2

303412130 has 16 divisors (see below), whose sum is σ = 624162240. Its totient is φ = 104026992.

The previous prime is 303412129. The next prime is 303412189. The reversal of 303412130 is 31214303.

It is a happy number.

It is a super-2 number, since 2×3034121302 = 184117841262273800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 303412099 and 303412108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2167160 + ... + 2167299.

It is an arithmetic number, because the mean of its divisors is an integer number (39010140).

Almost surely, 2303412130 is an apocalyptic number.

303412130 is an abundant number, since it is smaller than the sum of its proper divisors (320750110).

303412130 is a wasteful number, since it uses less digits than its factorization.

303412130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4334473.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 303412130 is about 17418.7292877523. The cubic root of 303412130 is about 671.9613796423.

Adding to 303412130 its reverse (31214303), we get a palindrome (334626433).

The spelling of 303412130 in words is "three hundred three million, four hundred twelve thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 4334459 8668918 21672295 30341213 43344590 60682426 151706065 303412130