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304006830 = 23510133561
BaseRepresentation
bin10010000111101…
…100011010101110
3210012001010222020
4102013230122232
51110311204310
650055531010
710351005201
oct2207543256
9705033866
10304006830
11146670916
1285989a66
134aca17ca
142c537938
151ba51170
hex121ec6ae

304006830 has 16 divisors (see below), whose sum is σ = 729616464. Its totient is φ = 81068480.

The previous prime is 304006819. The next prime is 304006909. The reversal of 304006830 is 38600403.

It is a self number, because there is not a number n which added to its sum of digits gives 304006830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5066751 + ... + 5066810.

It is an arithmetic number, because the mean of its divisors is an integer number (45601029).

Almost surely, 2304006830 is an apocalyptic number.

304006830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

304006830 is an abundant number, since it is smaller than the sum of its proper divisors (425609634).

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

304006830 is a wasteful number, since it uses less digits than its factorization.

304006830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10133571.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 304006830 is about 17435.7916367454. The cubic root of 304006830 is about 672.4001169124.

The spelling of 304006830 in words is "three hundred four million, six thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 10133561 20267122 30400683 50667805 60801366 101335610 152003415 304006830