Base | Representation |
---|---|
bin | 1100110011101101… |
… | …01011001000101101 |
3 | 122202012210212001101 |
4 | 12121312223020231 |
5 | 103040302320210 |
6 | 3054153043101 |
7 | 332253565366 |
oct | 63166531055 |
9 | 18665725041 |
10 | 6876213805 |
11 | 2a0949722a |
12 | 13ba9b6491 |
13 | 857784886 |
14 | 493336b6d |
15 | 2a3a16a3a |
hex | 199dab22d |
6876213805 has 8 divisors (see below), whose sum is σ = 8736836472. Its totient is φ = 5177384448.
The previous prime is 6876213803. The next prime is 6876213821. The reversal of 6876213805 is 5083126786.
It can be written as a sum of positive squares in 4 ways, for example, as 1201454244 + 5674759561 = 34662^2 + 75331^2 .
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 6876213805 - 21 = 6876213803 is a prime.
It is a super-3 number, since 3×68762138053 (a number of 30 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6876213803) 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, 40448232 + ... + 40448401.
It is an arithmetic number, because the mean of its divisors is an integer number (1092104559).
Almost surely, 26876213805 is an apocalyptic number.
It is an amenable number.
6876213805 is a deficient number, since it is larger than the sum of its proper divisors (1860622667).
6876213805 is a wasteful number, since it uses less digits than its factorization.
6876213805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80896655.
The product of its (nonzero) digits is 483840, while the sum is 46.
The square root of 6876213805 is about 82922.9389553940. The cubic root of 6876213805 is about 1901.5881278614.
The spelling of 6876213805 in words is "six billion, eight hundred seventy-six million, two hundred thirteen thousand, eight hundred five".
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