Base | Representation |
---|---|
bin | 1000010010100110100… |
… | …1000110100101000001 |
3 | 111121122100222210202120 |
4 | 2010221221012211001 |
5 | 4313200213431343 |
6 | 145233240034453 |
7 | 13201416540156 |
oct | 2045151064501 |
9 | 447570883676 |
10 | 142432561473 |
11 | 55450516624 |
12 | 23730462a29 |
13 | 1057b83b797 |
14 | 6c7272622d |
15 | 3a8957a683 |
hex | 2129a46941 |
142432561473 has 24 divisors (see below), whose sum is σ = 208254260448. Its totient is φ = 86287719168.
The previous prime is 142432561459. The next prime is 142432561489. The reversal of 142432561473 is 374165234241.
It is not a de Polignac number, because 142432561473 - 25 = 142432561441 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142432561373) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1617511 + ... + 1703292.
It is an arithmetic number, because the mean of its divisors is an integer number (8677260852).
Almost surely, 2142432561473 is an apocalyptic number.
It is an amenable number.
142432561473 is a deficient number, since it is larger than the sum of its proper divisors (65821698975).
142432561473 is a wasteful number, since it uses less digits than its factorization.
142432561473 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3320881 (or 3320852 counting only the distinct ones).
The product of its digits is 483840, while the sum is 42.
The spelling of 142432561473 in words is "one hundred forty-two billion, four hundred thirty-two million, five hundred sixty-one thousand, four hundred seventy-three".
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