Base | Representation |
---|---|
bin | 10001000110011… |
… | …10011110101010 |
3 | 100222221010020210 |
4 | 20203032132222 |
5 | 243210431244 |
6 | 22122401550 |
7 | 3361215423 |
oct | 1043163652 |
9 | 328833223 |
10 | 143452074 |
11 | 73a7a737 |
12 | 400602b6 |
13 | 239486ac |
14 | 150a264a |
15 | c8d94b9 |
hex | 88ce7aa |
143452074 has 16 divisors (see below), whose sum is σ = 289095840. Its totient is φ = 47452080.
The previous prime is 143452063. The next prime is 143452087. The reversal of 143452074 is 470254341.
143452074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 90469 + ... + 92040.
It is an arithmetic number, because the mean of its divisors is an integer number (18068490).
Almost surely, 2143452074 is an apocalyptic number.
143452074 is an abundant number, since it is smaller than the sum of its proper divisors (145643766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143452074 is a wasteful number, since it uses less digits than its factorization.
143452074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182645.
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 143452074 is about 11977.1479910703. The cubic root of 143452074 is about 523.4826318415.
The spelling of 143452074 in words is "one hundred forty-three million, four hundred fifty-two thousand, seventy-four".
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