Base | Representation |
---|---|
bin | 10001000011101… |
… | …10010101010110 |
3 | 100222020202222210 |
4 | 20201312111112 |
5 | 243112403110 |
6 | 22110534250 |
7 | 3355153005 |
oct | 1041662526 |
9 | 328222883 |
10 | 143091030 |
11 | 73853455 |
12 | 3bb07386 |
13 | 23850264 |
14 | 1500ac3c |
15 | c867520 |
hex | 8876556 |
143091030 has 32 divisors (see below), whose sum is σ = 350728704. Its totient is φ = 37345376.
The previous prime is 143091019. The next prime is 143091031. The reversal of 143091030 is 30190341.
It is a junction number, because it is equal to n+sod(n) for n = 143090988 and 143091006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143091031) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 49332 + ... + 52151.
It is an arithmetic number, because the mean of its divisors is an integer number (10960272).
Almost surely, 2143091030 is an apocalyptic number.
143091030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143091030 is an abundant number, since it is smaller than the sum of its proper divisors (207637674).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143091030 is a wasteful number, since it uses less digits than its factorization.
143091030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101540.
The product of its (nonzero) digits is 324, while the sum is 21.
The square root of 143091030 is about 11962.0662930783. The cubic root of 143091030 is about 523.0430912097.
The spelling of 143091030 in words is "one hundred forty-three million, ninety-one thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.001 sec. • engine limits •