Base | Representation |
---|---|
bin | 10001000011100… |
… | …01011110101000 |
3 | 100222012202201021 |
4 | 20201301132220 |
5 | 243111234034 |
6 | 22110302224 |
7 | 3355041016 |
oct | 1041613650 |
9 | 328182637 |
10 | 143071144 |
11 | 7383a517 |
12 | 3bab7974 |
13 | 238441a8 |
14 | 150038b6 |
15 | c8616b4 |
hex | 88717a8 |
143071144 has 8 divisors (see below), whose sum is σ = 268258410. Its totient is φ = 71535568.
The previous prime is 143071127. The next prime is 143071157. The reversal of 143071144 is 441170341.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 138062500 + 5008644 = 11750^2 + 2238^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8941939 + ... + 8941954.
Almost surely, 2143071144 is an apocalyptic number.
It is an amenable number.
143071144 is a deficient number, since it is larger than the sum of its proper divisors (125187266).
143071144 is a wasteful number, since it uses less digits than its factorization.
143071144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17883899 (or 17883895 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 25.
The square root of 143071144 is about 11961.2350532878. The cubic root of 143071144 is about 523.0188602085.
It can be divided in two parts, 14307 and 1144, that added together give a palindrome (15451).
The spelling of 143071144 in words is "one hundred forty-three million, seventy-one thousand, one hundred forty-four".
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