Base | Representation |
---|---|
bin | 10001000011000… |
… | …00010001011101 |
3 | 100222002012001002 |
4 | 20201200101131 |
5 | 243102010134 |
6 | 22105000045 |
7 | 3354325400 |
oct | 1041402135 |
9 | 328065032 |
10 | 143000669 |
11 | 737a1579 |
12 | 3ba83025 |
13 | 2381b0a6 |
14 | 14dc5d37 |
15 | c84a87e |
hex | 886045d |
143000669 has 24 divisors (see below), whose sum is σ = 176061600. Its totient is φ = 115486560.
The previous prime is 143000659. The next prime is 143000677. The reversal of 143000669 is 966000341.
It is not a de Polignac number, because 143000669 - 212 = 142996573 is a prime.
It is a super-2 number, since 2×1430006692 = 40898382668895122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143000609) 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, 250154 + ... + 250724.
It is an arithmetic number, because the mean of its divisors is an integer number (7335900).
Almost surely, 2143000669 is an apocalyptic number.
143000669 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
143000669 is a deficient number, since it is larger than the sum of its proper divisors (33060931).
143000669 is a wasteful number, since it uses less digits than its factorization.
143000669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 873 (or 866 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 143000669 is about 11958.2887153639. The cubic root of 143000669 is about 522.9329686559.
The spelling of 143000669 in words is "one hundred forty-three million, six hundred sixty-nine", and thus it is an aban number.
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