Base | Representation |
---|---|
bin | 10001000111010… |
… | …01000101100000 |
3 | 101000010122202011 |
4 | 20203221011200 |
5 | 243222423211 |
6 | 22125002304 |
7 | 3362151232 |
oct | 1043510540 |
9 | 330118664 |
10 | 143561056 |
11 | 74044601 |
12 | 400b3394 |
13 | 23986192 |
14 | 150d0252 |
15 | c90b921 |
hex | 88e9160 |
143561056 has 24 divisors (see below), whose sum is σ = 299262600. Its totient is φ = 67557888.
The previous prime is 143561023. The next prime is 143561057. The reversal of 143561056 is 650165341.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143561057) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131406 + ... + 132493.
It is an arithmetic number, because the mean of its divisors is an integer number (12469275).
Almost surely, 2143561056 is an apocalyptic number.
143561056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
143561056 is an abundant number, since it is smaller than the sum of its proper divisors (155701544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143561056 is a wasteful number, since it uses less digits than its factorization.
143561056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263926 (or 263918 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 31.
The square root of 143561056 is about 11981.6967078958. The cubic root of 143561056 is about 523.6151633123.
The spelling of 143561056 in words is "one hundred forty-three million, five hundred sixty-one thousand, fifty-six".
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