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38838493223 = 2913151101837
BaseRepresentation
bin100100001010111101…
…000110000000100111
310201020201110212201222
4210022331012000213
51114020123240343
625501523410555
72543311513445
oct441275060047
9121221425658
1038838493223
1115520353892
12763ab23a5b
13387c547b4a
141c4621bb95
151024a51a68
hex90af46027

38838493223 has 8 divisors (see below), whose sum is σ = 40181201280. Its totient is φ = 37496015200.

The previous prime is 38838493217. The next prime is 38838493229. The reversal of 38838493223 is 32239483883.

It is an interprime number because it is at equal distance from previous prime (38838493217) and next prime (38838493229).

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 38838493223 - 214 = 38838476839 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 (38838493229) 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, 330461 + ... + 432297.

It is an arithmetic number, because the mean of its divisors is an integer number (5022650160).

Almost surely, 238838493223 is an apocalyptic number.

38838493223 is a deficient number, since it is larger than the sum of its proper divisors (1342708057).

38838493223 is a wasteful number, since it uses less digits than its factorization.

38838493223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115017.

The product of its digits is 5971968, while the sum is 53.

The spelling of 38838493223 in words is "thirty-eight billion, eight hundred thirty-eight million, four hundred ninety-three thousand, two hundred twenty-three".

Divisors: 1 29 13151 101837 381379 2953273 1339258387 38838493223