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38682515327213 = 193131296501863
BaseRepresentation
bin10001100101110011110011…
…00101011100100011101101
312001222000100000002011002202
420302321321211130203231
520032233242410432323
6214134300251231245
711101501535101532
oct1062717145344355
9161860300064082
1038682515327213
11113641874a648a
124408b20148525
13187798cc603c4
1497a35ab28d89
1547134acd2d28
hex232e7995c8ed

38682515327213 has 8 divisors (see below), whose sum is σ = 40718573486400. Its totient is φ = 36646470798048.

The previous prime is 38682515327191. The next prime is 38682515327237. The reversal of 38682515327213 is 31272351528683.

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 38682515327213 - 224 = 38682498549997 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 (38682515327243) 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, 2698520 + ... + 9200382.

It is an arithmetic number, because the mean of its divisors is an integer number (5089821685800).

Almost surely, 238682515327213 is an apocalyptic number.

It is an amenable number.

38682515327213 is a deficient number, since it is larger than the sum of its proper divisors (2036058159187).

38682515327213 is a wasteful number, since it uses less digits than its factorization.

38682515327213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6815011.

The product of its digits is 14515200, while the sum is 56.

The spelling of 38682515327213 in words is "thirty-eight trillion, six hundred eighty-two billion, five hundred fifteen million, three hundred twenty-seven thousand, two hundred thirteen".

Divisors: 1 19 313129 5949451 6501863 123535397 2035921859327 38682515327213