Base | Representation |
---|---|
bin | 1000010001110001001… |
… | …1001011101100001000 |
3 | 111121001202210001020022 |
4 | 2010130103023230020 |
5 | 4312220412231212 |
6 | 145155122120012 |
7 | 13163031050144 |
oct | 2043423135410 |
9 | 447052701208 |
10 | 142208711432 |
11 | 55346123797 |
12 | 236894b0008 |
13 | 10544353838 |
14 | 6c50ad6224 |
15 | 3a74aae772 |
hex | 211c4cbb08 |
142208711432 has 12 divisors (see below), whose sum is σ = 266643333855. Its totient is φ = 71103822408.
The previous prime is 142208711417. The next prime is 142208711441. The reversal of 142208711432 is 234117802241.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 71104355716 + 71104355716 = 266654^2 + 266654^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=266654.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142208711392 and 142208711401.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 999953 + ... + 1133279.
Almost surely, 2142208711432 is an apocalyptic number.
It is an amenable number.
142208711432 is a deficient number, since it is larger than the sum of its proper divisors (124434622423).
142208711432 is an frugal number, since it uses more digits than its factorization.
142208711432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 266660 (or 133329 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 35.
The spelling of 142208711432 in words is "one hundred forty-two billion, two hundred eight million, seven hundred eleven thousand, four hundred thirty-two".
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