Base | Representation |
---|---|
bin | 10000000101100… |
… | …111011011010000 |
3 | 200210212201201011 |
4 | 100011213123100 |
5 | 1023044021124 |
6 | 42441020304 |
7 | 6455114545 |
oct | 2005473320 |
9 | 623781634 |
10 | 269907664 |
11 | 1293a0694 |
12 | 76484694 |
13 | 43bc2aa0 |
14 | 27bbcbcc |
15 | 18a67994 |
hex | 101676d0 |
269907664 has 20 divisors (see below), whose sum is σ = 563173156. Its totient is φ = 124572672.
The previous prime is 269907647. The next prime is 269907667. The reversal of 269907664 is 466709962.
269907664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 53582400 + 216325264 = 7320^2 + 14708^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (269907667) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648609 + ... + 649024.
Almost surely, 2269907664 is an apocalyptic number.
It is an amenable number.
269907664 is an abundant number, since it is smaller than the sum of its proper divisors (293265492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
269907664 is a wasteful number, since it uses less digits than its factorization.
269907664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1297654 (or 1297648 counting only the distinct ones).
The product of its (nonzero) digits is 979776, while the sum is 49.
The square root of 269907664 is about 16428.8667898915. The cubic root of 269907664 is about 646.2567201343.
The spelling of 269907664 in words is "two hundred sixty-nine million, nine hundred seven thousand, six hundred sixty-four".
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