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387016135 = 51117834987
BaseRepresentation
bin10111000100010…
…110010111000111
3222222020110022221
4113010112113013
51243034004020
6102223033211
712406403632
oct2704262707
9888213287
10387016135
11189507a50
12a973b807
136224683c
1439584c19
1523e9b6aa
hex171165c7

387016135 has 32 divisors (see below), whose sum is σ = 543013632. Its totient is φ = 261665280.

The previous prime is 387016127. The next prime is 387016151. The reversal of 387016135 is 531610783.

It is not a de Polignac number, because 387016135 - 23 = 387016127 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 387016135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75112 + ... + 80098.

It is an arithmetic number, because the mean of its divisors is an integer number (16969176).

Almost surely, 2387016135 is an apocalyptic number.

387016135 is a deficient number, since it is larger than the sum of its proper divisors (155997497).

387016135 is a wasteful number, since it uses less digits than its factorization.

387016135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 387016135 is about 19672.7256627037. The cubic root of 387016135 is about 728.7462905838.

The spelling of 387016135 in words is "three hundred eighty-seven million, sixteen thousand, one hundred thirty-five".

Divisors: 1 5 11 17 55 83 85 187 415 913 935 1411 4565 4987 7055 15521 24935 54857 77605 84779 274285 413921 423895 932569 2069605 4553131 4662845 7036657 22765655 35183285 77403227 387016135