Base | Representation |
---|---|
bin | 10001000101110… |
… | …10110001110100 |
3 | 100222210000120010 |
4 | 20202322301310 |
5 | 243200341010 |
6 | 22120540220 |
7 | 3360431235 |
oct | 1042726164 |
9 | 328700503 |
10 | 143371380 |
11 | 73a25049 |
12 | 40021670 |
13 | 2391aa49 |
14 | 1508108c |
15 | c8c0620 |
hex | 88bac74 |
143371380 has 24 divisors (see below), whose sum is σ = 401440032. Its totient is φ = 38232352.
The previous prime is 143371379. The next prime is 143371391. The reversal of 143371380 is 83173341.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1194702 + ... + 1194821.
It is an arithmetic number, because the mean of its divisors is an integer number (16726668).
Almost surely, 2143371380 is an apocalyptic number.
143371380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143371380 is an abundant number, since it is smaller than the sum of its proper divisors (258068652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143371380 is a wasteful number, since it uses less digits than its factorization.
143371380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2389535 (or 2389533 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 143371380 is about 11973.7788521419. The cubic root of 143371380 is about 523.3844577513.
The spelling of 143371380 in words is "one hundred forty-three million, three hundred seventy-one thousand, three hundred eighty".
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