Base | Representation |
---|---|
bin | 10101000111010… |
… | …010001101101001 |
3 | 220200112210210001 |
4 | 111013102031221 |
5 | 1211140344040 |
6 | 55052223001 |
7 | 11530625602 |
oct | 2507221551 |
9 | 820483701 |
10 | 354231145 |
11 | 171a55114 |
12 | 9a76aa61 |
13 | 58508038 |
14 | 3508cda9 |
15 | 2117259a |
hex | 151d2369 |
354231145 has 8 divisors (see below), whose sum is σ = 425178504. Its totient is φ = 283317504.
The previous prime is 354231131. The next prime is 354231191. The reversal of 354231145 is 541132453.
It can be written as a sum of positive squares in 4 ways, for example, as 162103824 + 192127321 = 12732^2 + 13861^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 354231145 - 29 = 354230633 is a prime.
It is a super-3 number, since 3×3542311453 (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 an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35667 + ... + 44503.
It is an arithmetic number, because the mean of its divisors is an integer number (53147313).
Almost surely, 2354231145 is an apocalyptic number.
It is an amenable number.
354231145 is a deficient number, since it is larger than the sum of its proper divisors (70947359).
354231145 is an equidigital number, since it uses as much as digits as its factorization.
354231145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16859.
The product of its digits is 7200, while the sum is 28.
The square root of 354231145 is about 18821.0293289182. The cubic root of 354231145 is about 707.5583290446.
Adding to 354231145 its reverse (541132453), we get a palindrome (895363598).
The spelling of 354231145 in words is "three hundred fifty-four million, two hundred thirty-one thousand, one hundred forty-five".
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