Base | Representation |
---|---|
bin | 10001000011110… |
… | …11101011100010 |
3 | 100222021220000220 |
4 | 20201323223202 |
5 | 243114103210 |
6 | 22111223510 |
7 | 3355303602 |
oct | 1041735342 |
9 | 328256026 |
10 | 143112930 |
11 | 73868954 |
12 | 3bb17b96 |
13 | 2385a20c |
14 | 15014c02 |
15 | c86dc70 |
hex | 887bae2 |
143112930 has 16 divisors (see below), whose sum is σ = 343471104. Its totient is φ = 38163440.
The previous prime is 143112917. The next prime is 143112943. The reversal of 143112930 is 39211341.
143112930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (143112917) and next prime (143112943).
It is a self number, because there is not a number n which added to its sum of digits gives 143112930.
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, 2385186 + ... + 2385245.
It is an arithmetic number, because the mean of its divisors is an integer number (21466944).
Almost surely, 2143112930 is an apocalyptic number.
143112930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143112930 is an abundant number, since it is smaller than the sum of its proper divisors (200358174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143112930 is a wasteful number, since it uses less digits than its factorization.
143112930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4770441.
The product of its (nonzero) digits is 648, while the sum is 24.
The square root of 143112930 is about 11962.9816517455. The cubic root of 143112930 is about 523.0697736635.
The spelling of 143112930 in words is "one hundred forty-three million, one hundred twelve thousand, nine hundred thirty".
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