Base | Representation |
---|---|
bin | 10100011001001… |
… | …000001101011001 |
3 | 212211210002020201 |
4 | 110121020031121 |
5 | 1200041202140 |
6 | 53541022201 |
7 | 11323033030 |
oct | 2431101531 |
9 | 784702221 |
10 | 342131545 |
11 | 166140548 |
12 | 966b4961 |
13 | 55b5c902 |
14 | 3361d717 |
15 | 2008249a |
hex | 14648359 |
342131545 has 32 divisors (see below), whose sum is σ = 498693888. Its totient is φ = 219967488.
The previous prime is 342131539. The next prime is 342131549. The reversal of 342131545 is 545131243.
It is not a de Polignac number, because 342131545 - 29 = 342131033 is a prime.
It is a super-3 number, since 3×3421315453 (a number of 27 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (342131549) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181729 + ... + 183601.
It is an arithmetic number, because the mean of its divisors is an integer number (15584184).
Almost surely, 2342131545 is an apocalyptic number.
342131545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
342131545 is a deficient number, since it is larger than the sum of its proper divisors (156562343).
342131545 is a wasteful number, since it uses less digits than its factorization.
342131545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2209.
The product of its digits is 7200, while the sum is 28.
The square root of 342131545 is about 18496.7982364516. The cubic root of 342131545 is about 699.4087149721.
Adding to 342131545 its reverse (545131243), we get a palindrome (887262788).
The spelling of 342131545 in words is "three hundred forty-two million, one hundred thirty-one thousand, five hundred forty-five".
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