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304077007 = 13196311951
BaseRepresentation
bin10010000111111…
…101100011001111
3210012011201020101
4102013331203033
51110320431012
650101231531
710351416613
oct2207754317
9705151211
10304077007
11146709613
1285a025a7
134acc7730
142c555343
151ba66d57
hex121fd8cf

304077007 has 16 divisors (see below), whose sum is σ = 345425920. Its totient is φ = 265356000.

The previous prime is 304077001. The next prime is 304077013. The reversal of 304077007 is 700770403.

It is an interprime number because it is at equal distance from previous prime (304077001) and next prime (304077013).

It is not a de Polignac number, because 304077007 - 23 = 304076999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304077001) 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 15 ways as a sum of consecutive naturals, for example, 154882 + ... + 156832.

It is an arithmetic number, because the mean of its divisors is an integer number (21589120).

Almost surely, 2304077007 is an apocalyptic number.

304077007 is a deficient number, since it is larger than the sum of its proper divisors (41348913).

304077007 is a wasteful number, since it uses less digits than its factorization.

304077007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2614.

The product of its (nonzero) digits is 4116, while the sum is 28.

The square root of 304077007 is about 17437.8039615085. The cubic root of 304077007 is about 672.4518519262.

The spelling of 304077007 in words is "three hundred four million, seventy-seven thousand, seven".

Divisors: 1 13 19 247 631 1951 8203 11989 25363 37069 155857 481897 1231081 16004053 23390539 304077007