Base | Representation |
---|---|
bin | 10100100011110… |
… | …101011011111111 |
3 | 220001001200022100 |
4 | 110203311123333 |
5 | 1201301010424 |
6 | 54121120143 |
7 | 11355632562 |
oct | 2443653377 |
9 | 801050270 |
10 | 344938239 |
11 | 167788228 |
12 | 97629053 |
13 | 56603289 |
14 | 33b504d9 |
15 | 20438dc9 |
hex | 148f56ff |
344938239 has 24 divisors (see below), whose sum is σ = 505247600. Its totient is φ = 226748160.
The previous prime is 344938219. The next prime is 344938259. The reversal of 344938239 is 932839443.
It is an interprime number because it is at equal distance from previous prime (344938219) and next prime (344938259).
It is not a de Polignac number, because 344938239 - 215 = 344905471 is a prime.
It is a super-3 number, since 3×3449382393 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 344938194 and 344938203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (344938219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235692 + ... + 237150.
Almost surely, 2344938239 is an apocalyptic number.
344938239 is a deficient number, since it is larger than the sum of its proper divisors (160309361).
344938239 is a wasteful number, since it uses less digits than its factorization.
344938239 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1815 (or 1812 counting only the distinct ones).
The product of its digits is 559872, while the sum is 45.
The square root of 344938239 is about 18572.5129963610. The cubic root of 344938239 is about 701.3160540979.
The spelling of 344938239 in words is "three hundred forty-four million, nine hundred thirty-eight thousand, two hundred thirty-nine".
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