Base | Representation |
---|---|
bin | 10001001010011… |
… | …11101000101110 |
3 | 101000220222221102 |
4 | 20211033220232 |
5 | 243324343402 |
6 | 22142003102 |
7 | 3365550656 |
oct | 1045175056 |
9 | 330828842 |
10 | 143981102 |
11 | 74301151 |
12 | 40276492 |
13 | 23aa2425 |
14 | 1519d366 |
15 | c991102 |
hex | 894fa2e |
143981102 has 4 divisors (see below), whose sum is σ = 215971656. Its totient is φ = 71990550.
The previous prime is 143981087. The next prime is 143981119. The reversal of 143981102 is 201189341.
143981102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35995274 + ... + 35995277.
It is an arithmetic number, because the mean of its divisors is an integer number (53992914).
Almost surely, 2143981102 is an apocalyptic number.
143981102 is a deficient number, since it is larger than the sum of its proper divisors (71990554).
143981102 is an equidigital number, since it uses as much as digits as its factorization.
143981102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71990553.
The product of its (nonzero) digits is 1728, while the sum is 29.
The square root of 143981102 is about 11999.2125574973. The cubic root of 143981102 is about 524.1253487781.
The spelling of 143981102 in words is "one hundred forty-three million, nine hundred eighty-one thousand, one hundred two".
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