Base | Representation |
---|---|
bin | 10001000111001… |
… | …11001000010010 |
3 | 101000010020202100 |
4 | 20203213020102 |
5 | 243222144132 |
6 | 22124501230 |
7 | 3362115663 |
oct | 1043471022 |
9 | 330106670 |
10 | 143553042 |
11 | 74039586 |
12 | 400aa816 |
13 | 23982639 |
14 | 150cb36a |
15 | c90937c |
hex | 88e7212 |
143553042 has 12 divisors (see below), whose sum is σ = 311031630. Its totient is φ = 47851008.
The previous prime is 143553041. The next prime is 143553043. The reversal of 143553042 is 240355341.
143553042 is a `hidden beast` number, since 1 + 4 + 355 + 304 + 2 = 666.
It is an interprime number because it is at equal distance from previous prime (143553041) and next prime (143553043).
It can be written as a sum of positive squares in only one way, i.e., 116834481 + 26718561 = 10809^2 + 5169^2 .
It is a junction number, because it is equal to n+sod(n) for n = 143552997 and 143553015.
It is not an unprimeable number, because it can be changed into a prime (143553041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3987567 + ... + 3987602.
Almost surely, 2143553042 is an apocalyptic number.
143553042 is an abundant number, since it is smaller than the sum of its proper divisors (167478588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143553042 is a wasteful number, since it uses less digits than its factorization.
143553042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7975177 (or 7975174 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 143553042 is about 11981.3622764692. The cubic root of 143553042 is about 523.6054198853.
The spelling of 143553042 in words is "one hundred forty-three million, five hundred fifty-three thousand, forty-two".
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