Base | Representation |
---|---|
bin | 10001100101100111001111… |
… | …01100111110101100000011 |
3 | 12001221100221002221101111211 |
4 | 20302303213230332230003 |
5 | 20032130440323024222 |
6 | 214131223232550551 |
7 | 11101142464063300 |
oct | 1062634754765403 |
9 | 161840832841454 |
10 | 38675772861187 |
11 | 11361337560a10 |
12 | 440775a0b2457 |
13 | 1877157107137 |
14 | 979cbb48a0a7 |
15 | 4710a3dda277 |
hex | 232ce7b3eb03 |
38675772861187 has 24 divisors (see below), whose sum is σ = 49096092368880. Its totient is φ = 30127208348160.
The previous prime is 38675772861169. The next prime is 38675772861197. The reversal of 38675772861187 is 78116827757683.
It is a de Polignac number, because none of the positive numbers 2k-38675772861187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38675772861197) 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, 9949578 + ... + 13279519.
It is an arithmetic number, because the mean of its divisors is an integer number (2045670515370).
Almost surely, 238675772861187 is an apocalyptic number.
38675772861187 is a deficient number, since it is larger than the sum of its proper divisors (10420319507693).
38675772861187 is a wasteful number, since it uses less digits than its factorization.
38675772861187 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23232211 (or 23232204 counting only the distinct ones).
The product of its digits is 1327656960, while the sum is 76.
The spelling of 38675772861187 in words is "thirty-eight trillion, six hundred seventy-five billion, seven hundred seventy-two million, eight hundred sixty-one thousand, one hundred eighty-seven".
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