Base | Representation |
---|---|
bin | 1010010010010… |
… | …0110110011001 |
3 | 10000011212110100 |
4 | 2210210312121 |
5 | 42021030203 |
6 | 4140410013 |
7 | 1032464016 |
oct | 244446631 |
9 | 100155410 |
10 | 43142553 |
11 | 22397703 |
12 | 12546909 |
13 | 8c2704c |
14 | 5a3070d |
15 | 3bc2ea3 |
hex | 2924d99 |
43142553 has 12 divisors (see below), whose sum is σ = 62406448. Its totient is φ = 28720440.
The previous prime is 43142551. The next prime is 43142563. The reversal of 43142553 is 35524134.
It is not a de Polignac number, because 43142553 - 21 = 43142551 is a prime.
It is a super-2 number, since 2×431425532 = 3722559758715618, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (43142551) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4038 + ... + 10128.
Almost surely, 243142553 is an apocalyptic number.
It is an amenable number.
43142553 is a deficient number, since it is larger than the sum of its proper divisors (19263895).
43142553 is a wasteful number, since it uses less digits than its factorization.
43142553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6884 (or 6881 counting only the distinct ones).
The product of its digits is 7200, while the sum is 27.
The square root of 43142553 is about 6568.2990948951. The cubic root of 43142553 is about 350.7265262154.
Adding to 43142553 its reverse (35524134), we get a palindrome (78666687).
The spelling of 43142553 in words is "forty-three million, one hundred forty-two thousand, five hundred fifty-three".
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