Base | Representation |
---|---|
bin | 1110110110101010… |
… | …1001101110011111 |
3 | 101021212221221122101 |
4 | 3231222221232133 |
5 | 31131232144101 |
6 | 1455355225531 |
7 | 200545115635 |
oct | 35552515637 |
9 | 11255857571 |
10 | 3987381151 |
11 | 1766855526 |
12 | 9334482a7 |
13 | 4b7123b40 |
14 | 29b7cb355 |
15 | 1850d1401 |
hex | edaa9b9f |
3987381151 has 8 divisors (see below), whose sum is σ = 4314456944. Its totient is φ = 3663213120.
The previous prime is 3987381133. The next prime is 3987381157. The reversal of 3987381151 is 1511837893.
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 3987381151 - 225 = 3953826719 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 (3987381157) 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, 724086 + ... + 729571.
It is an arithmetic number, because the mean of its divisors is an integer number (539307118).
Almost surely, 23987381151 is an apocalyptic number.
3987381151 is a deficient number, since it is larger than the sum of its proper divisors (327075793).
3987381151 is a wasteful number, since it uses less digits than its factorization.
3987381151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1453881.
The product of its digits is 181440, while the sum is 46.
The square root of 3987381151 is about 63145.7136391695. The cubic root of 3987381151 is about 1585.7300290208.
The spelling of 3987381151 in words is "three billion, nine hundred eighty-seven million, three hundred eighty-one thousand, one hundred fifty-one".
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