Base | Representation |
---|---|
bin | 10000000010010… |
… | …011100000011001 |
3 | 200202020122000011 |
4 | 100002103200121 |
5 | 1022333232031 |
6 | 42410241521 |
7 | 6444541063 |
oct | 2002234031 |
9 | 622218004 |
10 | 269039641 |
11 | 128958512 |
12 | 761262a1 |
13 | 4397a970 |
14 | 27a34733 |
15 | 189456b1 |
hex | 10093819 |
269039641 has 16 divisors (see below), whose sum is σ = 301971600. Its totient is φ = 237984768.
The previous prime is 269039633. The next prime is 269039647. The reversal of 269039641 is 146930962.
It can be written as a sum of positive squares in 8 ways, for example, as 9024016 + 260015625 = 3004^2 + 16125^2 .
It is a cyclic number.
It is not a de Polignac number, because 269039641 - 23 = 269039633 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 269039594 and 269039603.
It is not an unprimeable number, because it can be changed into a prime (269039647) 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, 49045 + ... + 54253.
It is an arithmetic number, because the mean of its divisors is an integer number (18873225).
Almost surely, 2269039641 is an apocalyptic number.
It is an amenable number.
269039641 is a deficient number, since it is larger than the sum of its proper divisors (32931959).
269039641 is a wasteful number, since it uses less digits than its factorization.
269039641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5388.
The product of its (nonzero) digits is 69984, while the sum is 40.
The square root of 269039641 is about 16402.4278995519. The cubic root of 269039641 is about 645.5631889707.
The spelling of 269039641 in words is "two hundred sixty-nine million, thirty-nine thousand, six hundred forty-one".
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