Base | Representation |
---|---|
bin | 1000010010101011011… |
… | …1001101001000001010 |
3 | 111121200210111222212222 |
4 | 2010222313031020022 |
5 | 4313220434114110 |
6 | 145235250534042 |
7 | 13202055552251 |
oct | 2045267151012 |
9 | 447623458788 |
10 | 142453035530 |
11 | 55461030033 |
12 | 23737297322 |
13 | 10582b59900 |
14 | 6c75335798 |
15 | 3a8b271c55 |
hex | 212adcd20a |
142453035530 has 48 divisors (see below), whose sum is σ = 277733333304. Its totient is φ = 52583581440.
The previous prime is 142453035481. The next prime is 142453035533. The reversal of 142453035530 is 35530354241.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 55211370841 + 87241664689 = 234971^2 + 295367^2 .
It is a super-2 number, since 2×1424530355302 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (142453035533) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7624400 + ... + 7643060.
Almost surely, 2142453035530 is an apocalyptic number.
142453035530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142453035530 is a deficient number, since it is larger than the sum of its proper divisors (135280297774).
142453035530 is a wasteful number, since it uses less digits than its factorization.
142453035530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23211 (or 23198 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 35.
Adding to 142453035530 its reverse (35530354241), we get a palindrome (177983389771).
The spelling of 142453035530 in words is "one hundred forty-two billion, four hundred fifty-three million, thirty-five thousand, five hundred thirty".
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