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38140510014 = 234792980193
BaseRepresentation
bin100011100001010110…
…011111111100111110
310122110002002122210000
4203201112133330332
51111102432310024
625304351255130
72520104662125
oct434126377476
9118402078700
1038140510014
11151a2361762
12748521a4a6
13379aa63729
141bbb64aabc
15ed362bcc9
hex8e159ff3e

38140510014 has 40 divisors (see below), whose sum is σ = 86544833760. Its totient is φ = 12552568704.

The previous prime is 38140509949. The next prime is 38140510019. The reversal of 38140510014 is 41001504183.

It is a happy number.

38140510014 is a `hidden beast` number, since 3 + 8 + 140 + 510 + 0 + 1 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 38140510014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38140510019) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1477299 + ... + 1502894.

It is an arithmetic number, because the mean of its divisors is an integer number (2163620844).

Almost surely, 238140510014 is an apocalyptic number.

38140510014 is an abundant number, since it is smaller than the sum of its proper divisors (48404323746).

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

38140510014 is a wasteful number, since it uses less digits than its factorization.

38140510014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980286 (or 2980277 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The spelling of 38140510014 in words is "thirty-eight billion, one hundred forty million, five hundred ten thousand, fourteen".

Divisors: 1 2 3 6 9 18 27 54 79 81 158 162 237 474 711 1422 2133 4266 6399 12798 2980193 5960386 8940579 17881158 26821737 53643474 80465211 160930422 235435247 241395633 470870494 482791266 706305741 1412611482 2118917223 4237834446 6356751669 12713503338 19070255007 38140510014