Base | Representation |
---|---|
bin | 1010010011110… |
… | …11100101001101 |
3 | 20000202010011220 |
4 | 11021323211031 |
5 | 134120130141 |
6 | 12325433553 |
7 | 2100101514 |
oct | 511734515 |
9 | 200663156 |
10 | 86489421 |
11 | 44903867 |
12 | 24b6b8b9 |
13 | 14bc3095 |
14 | b6b567b |
15 | 78d6766 |
hex | 527b94d |
86489421 has 8 divisors (see below), whose sum is σ = 122102784. Its totient is φ = 54267840.
The previous prime is 86489419. The next prime is 86489441. The reversal of 86489421 is 12498468.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 86489421 - 21 = 86489419 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86489401) 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, 847885 + ... + 847986.
It is an arithmetic number, because the mean of its divisors is an integer number (15262848).
Almost surely, 286489421 is an apocalyptic number.
It is an amenable number.
86489421 is a deficient number, since it is larger than the sum of its proper divisors (35613363).
86489421 is a wasteful number, since it uses less digits than its factorization.
86489421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1695891.
The product of its digits is 110592, while the sum is 42.
The square root of 86489421 is about 9299.9688709156. The cubic root of 86489421 is about 442.2362410389.
The spelling of 86489421 in words is "eighty-six million, four hundred eighty-nine thousand, four hundred twenty-one".
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