Base | Representation |
---|---|
bin | 1011101110011000110… |
… | …1011101101110100010 |
3 | 201020221001120002102212 |
4 | 2323212031131232202 |
5 | 11300012240104210 |
6 | 232311440442122 |
7 | 20360433264434 |
oct | 2734615355642 |
9 | 636831502385 |
10 | 201430784930 |
11 | 78476477091 |
12 | 33056919342 |
13 | 15cc1888c8b |
14 | 9a6c128654 |
15 | 538dd9a805 |
hex | 2ee635dba2 |
201430784930 has 8 divisors (see below), whose sum is σ = 362575412892. Its totient is φ = 80572313968.
The previous prime is 201430784911. The next prime is 201430784969. The reversal of 201430784930 is 39487034102.
It can be written as a sum of positive squares in 2 ways, for example, as 201384640081 + 46144849 = 448759^2 + 6793^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2014307849302 (a number of 23 digits) contains 22 as substring.
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, 10071539237 + ... + 10071539256.
Almost surely, 2201430784930 is an apocalyptic number.
201430784930 is a deficient number, since it is larger than the sum of its proper divisors (161144627962).
201430784930 is a wasteful number, since it uses less digits than its factorization.
201430784930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20143078500.
The product of its (nonzero) digits is 145152, while the sum is 41.
The spelling of 201430784930 in words is "two hundred one billion, four hundred thirty million, seven hundred eighty-four thousand, nine hundred thirty".
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