Base | Representation |
---|---|
bin | 11011111011111… |
… | …001000000111101 |
3 | 1012122220122202120 |
4 | 123323321000331 |
5 | 1424440403421 |
6 | 114301313153 |
7 | 14420520111 |
oct | 3373710075 |
9 | 1178818676 |
10 | 468684861 |
11 | 220618967 |
12 | 110b657b9 |
13 | 7613c628 |
14 | 46363741 |
15 | 2b22e8c6 |
hex | 1bef903d |
468684861 has 8 divisors (see below), whose sum is σ = 625101984. Its totient is φ = 312362160.
The previous prime is 468684847. The next prime is 468684871. The reversal of 468684861 is 168486864.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 468684861 - 210 = 468683837 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (468684871) 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, 11071 + ... + 32556.
It is an arithmetic number, because the mean of its divisors is an integer number (78137748).
Almost surely, 2468684861 is an apocalyptic number.
It is an amenable number.
468684861 is a deficient number, since it is larger than the sum of its proper divisors (156417123).
468684861 is a wasteful number, since it uses less digits than its factorization.
468684861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47211.
The product of its digits is 1769472, while the sum is 51.
The square root of 468684861 is about 21649.1307215786. The cubic root of 468684861 is about 776.7721422406.
The spelling of 468684861 in words is "four hundred sixty-eight million, six hundred eighty-four thousand, eight hundred sixty-one".
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