Base | Representation |
---|---|
bin | 100011011010111011… |
… | …001100001001001010 |
3 | 10122011120012201100121 |
4 | 203122323030021022 |
5 | 1110342332001230 |
6 | 25245540253454 |
7 | 2514325340254 |
oct | 433273141112 |
9 | 118146181317 |
10 | 38032687690 |
11 | 151475081a8 |
12 | 74550a128a |
13 | 378161163a |
14 | 1bab1c0cd4 |
15 | ec8e2e77a |
hex | 8daecc24a |
38032687690 has 8 divisors (see below), whose sum is σ = 68458837860. Its totient is φ = 15213075072.
The previous prime is 38032687669. The next prime is 38032687711. The reversal of 38032687690 is 9678623083.
It is an interprime number because it is at equal distance from previous prime (38032687669) and next prime (38032687711).
It can be written as a sum of positive squares in 2 ways, for example, as 37963015281 + 69672409 = 194841^2 + 8347^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×380326876902 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1901634375 + ... + 1901634394.
Almost surely, 238032687690 is an apocalyptic number.
38032687690 is a deficient number, since it is larger than the sum of its proper divisors (30426150170).
38032687690 is a wasteful number, since it uses less digits than its factorization.
38032687690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3803268776.
The product of its (nonzero) digits is 2612736, while the sum is 52.
The spelling of 38032687690 in words is "thirty-eight billion, thirty-two million, six hundred eighty-seven thousand, six hundred ninety".
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