Base | Representation |
---|---|
bin | 1000010101001111001… |
… | …1110111000101000100 |
3 | 111200110200012122210020 |
4 | 2011103303313011010 |
5 | 4321122321242034 |
6 | 145431351255140 |
7 | 13225100064051 |
oct | 2052363670504 |
9 | 450420178706 |
10 | 143140024644 |
11 | 557838a3131 |
12 | 238a937a4b0 |
13 | 10662291b46 |
14 | 6cdc684028 |
15 | 3acb724249 |
hex | 2153cf7144 |
143140024644 has 12 divisors (see below), whose sum is σ = 333993390864. Its totient is φ = 47713341544.
The previous prime is 143140024627. The next prime is 143140024649. The reversal of 143140024644 is 446420041341.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (143140024649) 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, 5964167682 + ... + 5964167705.
It is an arithmetic number, because the mean of its divisors is an integer number (27832782572).
Almost surely, 2143140024644 is an apocalyptic number.
It is an amenable number.
143140024644 is an abundant number, since it is smaller than the sum of its proper divisors (190853366220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143140024644 is a wasteful number, since it uses less digits than its factorization.
143140024644 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11928335394 (or 11928335392 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 33.
Adding to 143140024644 its reverse (446420041341), we get a palindrome (589560065985).
The spelling of 143140024644 in words is "one hundred forty-three billion, one hundred forty million, twenty-four thousand, six hundred forty-four".
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