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303309042 = 2353339479
BaseRepresentation
bin10010000101000…
…010000011110010
3210010201200210020
4102011002003302
51110121342132
650032544310
710342040631
oct2205020362
9703650706
10303309042
11146234633
12856b2096
134aab900a
142c3d5518
151b96452c
hex121420f2

303309042 has 16 divisors (see below), whose sum is σ = 606795840. Its totient is φ = 101073392.

The previous prime is 303309037. The next prime is 303309043. The reversal of 303309042 is 240903303.

It is not an unprimeable number, because it can be changed into a prime (303309043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27259 + ... + 36737.

It is an arithmetic number, because the mean of its divisors is an integer number (37924740).

Almost surely, 2303309042 is an apocalyptic number.

303309042 is an abundant number, since it is smaller than the sum of its proper divisors (303486798).

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

303309042 is a wasteful number, since it uses less digits than its factorization.

303309042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14817.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 303309042 is about 17415.7699226879. The cubic root of 303309042 is about 671.8852686428.

The spelling of 303309042 in words is "three hundred three million, three hundred nine thousand, forty-two".

Divisors: 1 2 3 6 5333 9479 10666 15999 18958 28437 31998 56874 50551507 101103014 151654521 303309042