Base | Representation |
---|---|
bin | 10000010010001110111001 |
3 | 22000212221120 |
4 | 100102032321 |
5 | 2043101420 |
6 | 231255453 |
7 | 51200010 |
oct | 20221671 |
9 | 8025846 |
10 | 4268985 |
11 | 2456396 |
12 | 151a589 |
13 | b66136 |
14 | 7d1a77 |
15 | 594d40 |
hex | 4123b9 |
4268985 has 32 divisors (see below), whose sum is σ = 7898880. Its totient is φ = 1928448.
The previous prime is 4268981. The next prime is 4268993. The reversal of 4268985 is 5898624.
It is not a de Polignac number, because 4268985 - 22 = 4268981 is a prime.
It is a super-3 number, since 3×42689853 (a number of 21 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4268981) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11259 + ... + 11631.
It is an arithmetic number, because the mean of its divisors is an integer number (246840).
Almost surely, 24268985 is an apocalyptic number.
It is an amenable number.
4268985 is a deficient number, since it is larger than the sum of its proper divisors (3629895).
4268985 is a wasteful number, since it uses less digits than its factorization.
4268985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 497.
The product of its digits is 138240, while the sum is 42.
The square root of 4268985 is about 2066.1522209169. The cubic root of 4268985 is about 162.2214240872.
It can be divided in two parts, 4268 and 985, that added together give a triangular number (5253 = T102).
The spelling of 4268985 in words is "four million, two hundred sixty-eight thousand, nine hundred eighty-five".
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