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38679000867 = 32131477122381
BaseRepresentation
bin100100000001011100…
…101011011100100011
310200211121100211100200
4210001130223130203
51113203311011432
625434025120243
72536334040243
oct440134533443
9120747324320
1038679000867
1115449318921
1275b5629083
1338554a4480
141c2cd81b23
151015a49a7c
hex90172b723

38679000867 has 24 divisors (see below), whose sum is σ = 60174096528. Its totient is φ = 23799787200.

The previous prime is 38679000817. The next prime is 38679000869. The reversal of 38679000867 is 76800097683.

It is not a de Polignac number, because 38679000867 - 211 = 38678998819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38679000869) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1717017 + ... + 1739397.

It is an arithmetic number, because the mean of its divisors is an integer number (2507254022).

Almost surely, 238679000867 is an apocalyptic number.

38679000867 is a deficient number, since it is larger than the sum of its proper divisors (21495095661).

38679000867 is a wasteful number, since it uses less digits than its factorization.

38679000867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37171 (or 37168 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 38679000867 in words is "thirty-eight billion, six hundred seventy-nine million, eight hundred sixty-seven", and thus it is an aban number.

Divisors: 1 3 9 13 39 117 14771 22381 44313 67143 132939 192023 201429 290953 576069 872859 1728207 2618577 330589751 991769253 2975307759 4297666763 12893000289 38679000867