Base | Representation |
---|---|
bin | 10000000010111… |
… | …111010101000110 |
3 | 200202120202020100 |
4 | 100002333111012 |
5 | 1022410003032 |
6 | 42414144530 |
7 | 6446216313 |
oct | 2002772506 |
9 | 622522210 |
10 | 269219142 |
11 | 128a70365 |
12 | 761b2146 |
13 | 43a1158a |
14 | 27a7dd0a |
15 | 1897d97c |
hex | 100bf546 |
269219142 has 24 divisors (see below), whose sum is σ = 583759800. Its totient is φ = 89670240.
The previous prime is 269219131. The next prime is 269219147. The reversal of 269219142 is 241912962.
It is a junction number, because it is equal to n+sod(n) for n = 269219097 and 269219106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (269219147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21609 + ... + 31707.
It is an arithmetic number, because the mean of its divisors is an integer number (24323325).
Almost surely, 2269219142 is an apocalyptic number.
269219142 is an abundant number, since it is smaller than the sum of its proper divisors (314540658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
269219142 is a wasteful number, since it uses less digits than its factorization.
269219142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11588 (or 11585 counting only the distinct ones).
The product of its digits is 15552, while the sum is 36.
The square root of 269219142 is about 16407.8987685809. The cubic root of 269219142 is about 645.7067285074.
It can be divided in two parts, 269219 and 142, that added together give a square (269361 = 5192).
The spelling of 269219142 in words is "two hundred sixty-nine million, two hundred nineteen thousand, one hundred forty-two".
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