Base | Representation |
---|---|
bin | 100011110101111001… |
… | …000100110000011111 |
3 | 10200100002112120001010 |
4 | 203311321010300133 |
5 | 1112304142233413 |
6 | 25402501350303 |
7 | 2531461051104 |
oct | 436571046037 |
9 | 120302476033 |
10 | 38485117983 |
11 | 15359933834 |
12 | 7560708393 |
13 | 382427c580 |
14 | 1c11312aab |
15 | 10039ecdc3 |
hex | 8f5e44c1f |
38485117983 has 16 divisors (see below), whose sum is σ = 55265546336. Its totient is φ = 23681064960.
The previous prime is 38485117963. The next prime is 38485118017. The reversal of 38485117983 is 38971158483.
It is a happy number.
It is not a de Polignac number, because 38485117983 - 218 = 38484855839 is a prime.
It is a super-2 number, since 2×384851179832 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38485117963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487491 + ... + 560907.
It is an arithmetic number, because the mean of its divisors is an integer number (3454096646).
Almost surely, 238485117983 is an apocalyptic number.
38485117983 is a deficient number, since it is larger than the sum of its proper divisors (16780428353).
38485117983 is a wasteful number, since it uses less digits than its factorization.
38485117983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86874.
The product of its digits is 5806080, while the sum is 57.
The spelling of 38485117983 in words is "thirty-eight billion, four hundred eighty-five million, one hundred seventeen thousand, nine hundred eighty-three".
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