Base | Representation |
---|---|
bin | 10000000101111… |
… | …011101110010111 |
3 | 200211000221202112 |
4 | 100011323232113 |
5 | 1023104201212 |
6 | 42442501235 |
7 | 6455612132 |
oct | 2005735627 |
9 | 624027675 |
10 | 269990807 |
11 | 1294480a9 |
12 | 7650481b |
13 | 43c21898 |
14 | 27c01219 |
15 | 18a82422 |
hex | 1017bb97 |
269990807 has 2 divisors, whose sum is σ = 269990808. Its totient is φ = 269990806.
The previous prime is 269990801. The next prime is 269990879. The reversal of 269990807 is 708099962.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 269990807 - 220 = 268942231 is a prime.
It is a super-2 number, since 2×2699908072 = 145790071729022498, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (269990801) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134995403 + 134995404.
It is an arithmetic number, because the mean of its divisors is an integer number (134995404).
Almost surely, 2269990807 is an apocalyptic number.
269990807 is a deficient number, since it is larger than the sum of its proper divisors (1).
269990807 is an equidigital number, since it uses as much as digits as its factorization.
269990807 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 489888, while the sum is 50.
The square root of 269990807 is about 16431.3969886921. The cubic root of 269990807 is about 646.3230714752.
The spelling of 269990807 in words is "two hundred sixty-nine million, nine hundred ninety thousand, eight hundred seven".
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