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1384818108 = 2231031676709
BaseRepresentation
bin101001010001010…
…1010010110111100
310120111210001022120
41102202222112330
510314003134413
6345225242540
746213521402
oct12242522674
93514701276
101384818108
1165076a383
12327933450
13190b943cb
14d1cbd472
1581896723
hex528aa5bc

1384818108 has 48 divisors (see below), whose sum is σ = 3282639360. Its totient is φ = 454319424.

The previous prime is 1384818101. The next prime is 1384818119. The reversal of 1384818108 is 8018184831.

It is a self number, because there is not a number n which added to its sum of digits gives 1384818108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1384818101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203058 + ... + 209766.

It is an arithmetic number, because the mean of its divisors is an integer number (68388320).

Almost surely, 21384818108 is an apocalyptic number.

It is an amenable number.

1384818108 is an abundant number, since it is smaller than the sum of its proper divisors (1897821252).

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

1384818108 is a wasteful number, since it uses less digits than its factorization.

1384818108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6986 (or 6984 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 42.

The square root of 1384818108 is about 37213.1442906938. The cubic root of 1384818108 is about 1114.6304708278.

The spelling of 1384818108 in words is "one billion, three hundred eighty-four million, eight hundred eighteen thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 103 167 206 309 334 412 501 618 668 1002 1236 2004 6709 13418 17201 20127 26836 34402 40254 51603 68804 80508 103206 206412 691027 1120403 1382054 2073081 2240806 2764108 3361209 4146162 4481612 6722418 8292324 13444836 115401509 230803018 346204527 461606036 692409054 1384818108