Base | Representation |
---|---|
bin | 10001101110111000111001… |
… | …10101000110100101111010 |
3 | 12010001211121011210011021010 |
4 | 20313130130311012211322 |
5 | 20102341204342404231 |
6 | 214533453333054350 |
7 | 11133154600045620 |
oct | 1067343465064572 |
9 | 163054534704233 |
10 | 38994491763066 |
11 | 1147452001a254 |
12 | 44594884873b6 |
13 | 189b21b093038 |
14 | 98b4b46b3510 |
15 | 479509b0a546 |
hex | 23771cd4697a |
38994491763066 has 64 divisors (see below), whose sum is σ = 91623782486016. Its totient is φ = 10833893078400.
The previous prime is 38994491763011. The next prime is 38994491763067. The reversal of 38994491763066 is 66036719449983.
It is not an unprimeable number, because it can be changed into a prime (38994491763067) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89348230 + ... + 89783601.
It is an arithmetic number, because the mean of its divisors is an integer number (1431621601344).
Almost surely, 238994491763066 is an apocalyptic number.
38994491763066 is an abundant number, since it is smaller than the sum of its proper divisors (52629290722950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38994491763066 is a wasteful number, since it uses less digits than its factorization.
38994491763066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179131987.
The product of its (nonzero) digits is 1269789696, while the sum is 75.
The spelling of 38994491763066 in words is "thirty-eight trillion, nine hundred ninety-four billion, four hundred ninety-one million, seven hundred sixty-three thousand, sixty-six".
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