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385265268 = 22335367307
BaseRepresentation
bin10110111101101…
…010111001110100
3222211221111121000
4112331222321310
51242111442033
6102121323300
712355462233
oct2675527164
9884844530
10385265268
11188521553
12a9036530
1361a8291b
143924ab1a
1523c52a13
hex16f6ae74

385265268 has 48 divisors (see below), whose sum is σ = 1017696960. Its totient is φ = 125996832.

The previous prime is 385265227. The next prime is 385265269. The reversal of 385265268 is 862562583.

385265268 is a `hidden beast` number, since 385 + 2 + 6 + 5 + 268 = 666.

It is a super-2 number, since 2×3852652682 = 296858653454223648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385265269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27930 + ... + 39377.

It is an arithmetic number, because the mean of its divisors is an integer number (21202020).

Almost surely, 2385265268 is an apocalyptic number.

It is an amenable number.

385265268 is an abundant number, since it is smaller than the sum of its proper divisors (632431692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385265268 is a wasteful number, since it uses less digits than its factorization.

385265268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67373 (or 67365 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 385265268 is about 19628.1753609448. The cubic root of 385265268 is about 727.6456760035.

The spelling of 385265268 in words is "three hundred eighty-five million, two hundred sixty-five thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 53 54 106 108 159 212 318 477 636 954 1431 1908 2862 5724 67307 134614 201921 269228 403842 605763 807684 1211526 1817289 2423052 3567271 3634578 7134542 7269156 10701813 14269084 21403626 32105439 42807252 64210878 96316317 128421756 192632634 385265268