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387108053 = 10127114143
BaseRepresentation
bin10111000100101…
…100110011010101
3222222102010102022
4113010230303111
51243044424203
6102225022525
712410235623
oct2704546325
9888363368
10387108053
11189570012
12a9784a45
1362279627
14395aa513
1523eb8a38
hex1712ccd5

387108053 has 8 divisors (see below), whose sum is σ = 392411136. Its totient is φ = 381834000.

The previous prime is 387108047. The next prime is 387108077. The reversal of 387108053 is 350801783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 387108053 - 26 = 387107989 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 (387108353) 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, 20300 + ... + 34442.

It is an arithmetic number, because the mean of its divisors is an integer number (49051392).

Almost surely, 2387108053 is an apocalyptic number.

It is an amenable number.

387108053 is a deficient number, since it is larger than the sum of its proper divisors (5303083).

387108053 is a wasteful number, since it uses less digits than its factorization.

387108053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14515.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 387108053 is about 19675.0617025716. The cubic root of 387108053 is about 728.8039794785.

The spelling of 387108053 in words is "three hundred eighty-seven million, one hundred eight thousand, fifty-three".

Divisors: 1 101 271 14143 27371 1428443 3832753 387108053