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304062420 = 22355067707
BaseRepresentation
bin10010000111111…
…001111111010100
3210012010222020010
4102013321333110
51110314444140
650101040220
710351326234
oct2207717724
9705128203
10304062420
111466a9662
12859b6070
134acc0bbc
142c54dcc4
151ba62880
hex121f9fd4

304062420 has 24 divisors (see below), whose sum is σ = 851374944. Its totient is φ = 81083296.

The previous prime is 304062413. The next prime is 304062427. The reversal of 304062420 is 24260403.

It is an interprime number because it is at equal distance from previous prime (304062413) and next prime (304062427).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304062427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2533794 + ... + 2533913.

It is an arithmetic number, because the mean of its divisors is an integer number (35473956).

Almost surely, 2304062420 is an apocalyptic number.

304062420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

304062420 is an abundant number, since it is smaller than the sum of its proper divisors (547312524).

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

304062420 is a wasteful number, since it uses less digits than its factorization.

304062420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5067719 (or 5067717 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 304062420 is about 17437.3856985501. The cubic root of 304062420 is about 672.4410989351.

The spelling of 304062420 in words is "three hundred four million, sixty-two thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 5067707 10135414 15203121 20270828 25338535 30406242 50677070 60812484 76015605 101354140 152031210 304062420