Base | Representation |
---|---|
bin | 1000001010000000… |
… | …00011010110001001 |
3 | 102022011121111101021 |
4 | 10011000003112021 |
5 | 32431442221311 |
6 | 2002302152441 |
7 | 213340520221 |
oct | 40500032611 |
9 | 12264544337 |
10 | 4378867081 |
11 | 1947835716 |
12 | a22582721 |
13 | 54a274014 |
14 | 2d77b7081 |
15 | 1a9662171 |
hex | 105003589 |
4378867081 has 8 divisors (see below), whose sum is σ = 4400725280. Its totient is φ = 4357063872.
The previous prime is 4378867079. The next prime is 4378867111. The reversal of 4378867081 is 1807688734.
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 4378867081 - 21 = 4378867079 is a prime.
It is a super-2 number, since 2×43788670812 = 38348953826130921122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4378867481) 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, 150766 + ... + 177448.
It is an arithmetic number, because the mean of its divisors is an integer number (550090660).
Almost surely, 24378867081 is an apocalyptic number.
It is an amenable number.
4378867081 is a deficient number, since it is larger than the sum of its proper divisors (21858199).
4378867081 is a wasteful number, since it uses less digits than its factorization.
4378867081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27495.
The product of its (nonzero) digits is 1806336, while the sum is 52.
The square root of 4378867081 is about 66173.0087044559. The cubic root of 4378867081 is about 1636.0148980745.
The spelling of 4378867081 in words is "four billion, three hundred seventy-eight million, eight hundred sixty-seven thousand, eighty-one".
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