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38866214398 = 2112488970981
BaseRepresentation
bin100100001100100110…
…110101110111111110
310201022122122021001011
4210030212311313332
51114044222330043
625504353505434
72544066241264
oct441446656776
9121278567034
1038866214398
1115534a68150
12764827227a
1338852027cb
141c49b96434
1510271ca59d
hex90c9b5dfe

38866214398 has 16 divisors (see below), whose sum is σ = 63602711280. Its totient is φ = 17665502400.

The previous prime is 38866214353. The next prime is 38866214447. The reversal of 38866214398 is 89341266883.

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, 512068 + ... + 583048.

It is an arithmetic number, because the mean of its divisors is an integer number (3975169455).

Almost surely, 238866214398 is an apocalyptic number.

38866214398 is a deficient number, since it is larger than the sum of its proper divisors (24736496882).

38866214398 is a wasteful number, since it uses less digits than its factorization.

38866214398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95883.

The product of its digits is 11943936, while the sum is 58.

The spelling of 38866214398 in words is "thirty-eight billion, eight hundred sixty-six million, two hundred fourteen thousand, three hundred ninety-eight".

Divisors: 1 2 11 22 24889 49778 70981 141962 273779 547558 780791 1561582 1766646109 3533292218 19433107199 38866214398