Base | Representation |
---|---|
bin | 10100100101000… |
… | …010100111000111 |
3 | 220001122201220220 |
4 | 110211002213013 |
5 | 1201341114333 |
6 | 54131555423 |
7 | 11361420300 |
oct | 2445024707 |
9 | 801581826 |
10 | 345254343 |
11 | 167983775 |
12 | 9775bb73 |
13 | 566b4115 |
14 | 33bd37a7 |
15 | 2049c8b3 |
hex | 149429c7 |
345254343 has 24 divisors (see below), whose sum is σ = 567000432. Its totient is φ = 185681664.
The previous prime is 345254341. The next prime is 345254359. The reversal of 345254343 is 343452543.
It is a happy number.
It is not a de Polignac number, because 345254343 - 21 = 345254341 is a prime.
It is a super-2 number, since 2×3452543432 = 238401122720723298, which contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345254341) 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 23 ways as a sum of consecutive naturals, for example, 66580 + ... + 71577.
It is an arithmetic number, because the mean of its divisors is an integer number (23625018).
Almost surely, 2345254343 is an apocalyptic number.
345254343 is a deficient number, since it is larger than the sum of its proper divisors (221746089).
345254343 is a wasteful number, since it uses less digits than its factorization.
345254343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138191 (or 138184 counting only the distinct ones).
The product of its digits is 86400, while the sum is 33.
The square root of 345254343 is about 18581.0210429890. The cubic root of 345254343 is about 701.5302191283.
The spelling of 345254343 in words is "three hundred forty-five million, two hundred fifty-four thousand, three hundred forty-three".
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