Base | Representation |
---|---|
bin | 10101001000000… |
… | …011110001011111 |
3 | 220200221010020111 |
4 | 111020003301133 |
5 | 1211213343033 |
6 | 55100430451 |
7 | 11532432460 |
oct | 2510036137 |
9 | 820833214 |
10 | 354434143 |
11 | 172083688 |
12 | 9a848427 |
13 | 5857955b |
14 | 35102d67 |
15 | 211b27cd |
hex | 15203c5f |
354434143 has 16 divisors (see below), whose sum is σ = 420111360. Its totient is φ = 292572000.
The previous prime is 354434089. The next prime is 354434159. The reversal of 354434143 is 341434453.
It is a de Polignac number, because none of the positive numbers 2k-354434143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (354434243) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85468 + ... + 89518.
It is an arithmetic number, because the mean of its divisors is an integer number (26256960).
Almost surely, 2354434143 is an apocalyptic number.
354434143 is a deficient number, since it is larger than the sum of its proper divisors (65677217).
354434143 is a wasteful number, since it uses less digits than its factorization.
354434143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4518.
The product of its digits is 34560, while the sum is 31.
The square root of 354434143 is about 18826.4214071607. The cubic root of 354434143 is about 707.6934625578.
Adding to 354434143 its reverse (341434453), we get a palindrome (695868596).
The spelling of 354434143 in words is "three hundred fifty-four million, four hundred thirty-four thousand, one hundred forty-three".
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