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387328414 = 21119926623
BaseRepresentation
bin10111000101100…
…010100110011110
3222222211022200211
4113011202212132
51243124002124
6102233443034
712412144234
oct2705424636
9888738624
10387328414
11189700630
12a987047a
1362325a15
1439626954
152400de94
hex1716299e

387328414 has 16 divisors (see below), whose sum is σ = 667169280. Its totient is φ = 166791960.

The previous prime is 387328397. The next prime is 387328421. The reversal of 387328414 is 414823783.

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, 462894 + ... + 463729.

It is an arithmetic number, because the mean of its divisors is an integer number (41698080).

Almost surely, 2387328414 is an apocalyptic number.

387328414 is a deficient number, since it is larger than the sum of its proper divisors (279840866).

387328414 is a wasteful number, since it uses less digits than its factorization.

387328414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926655.

The product of its digits is 129024, while the sum is 40.

The square root of 387328414 is about 19680.6609136990. The cubic root of 387328414 is about 728.9422436387.

The spelling of 387328414 in words is "three hundred eighty-seven million, three hundred twenty-eight thousand, four hundred fourteen".

Divisors: 1 2 11 19 22 38 209 418 926623 1853246 10192853 17605837 20385706 35211674 193664207 387328414