Base | Representation |
---|---|
bin | 10011000001101111… |
… | …100101101011111010 |
3 | 1221201211022011100121 |
4 | 103001233211223322 |
5 | 313320132101002 |
6 | 13215141123454 |
7 | 1322166040612 |
oct | 230157455372 |
9 | 57654264317 |
10 | 20430347002 |
11 | 87344420aa |
12 | 3b620b958a |
13 | 1c078b3130 |
14 | dbb509a42 |
15 | 7e8926237 |
hex | 4c1be5afa |
20430347002 has 8 divisors (see below), whose sum is σ = 33002868276. Its totient is φ = 9429390912.
The previous prime is 20430346903. The next prime is 20430347033. The reversal of 20430347002 is 20074303402.
It can be written as a sum of positive squares in 2 ways, for example, as 20412122641 + 18224361 = 142871^2 + 4269^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392891263 + ... + 392891314.
Almost surely, 220430347002 is an apocalyptic number.
20430347002 is a deficient number, since it is larger than the sum of its proper divisors (12572521274).
20430347002 is a wasteful number, since it uses less digits than its factorization.
20430347002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 785782592.
The product of its (nonzero) digits is 4032, while the sum is 25.
The spelling of 20430347002 in words is "twenty billion, four hundred thirty million, three hundred forty-seven thousand, two".
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