Base | Representation |
---|---|
bin | 10111111101101… |
… | …11110101110110 |
3 | 112000021102201201 |
4 | 23332313311312 |
5 | 402430443110 |
6 | 31540443114 |
7 | 4660510204 |
oct | 1376676566 |
9 | 460242651 |
10 | 201031030 |
11 | a3527652 |
12 | 573a949a |
13 | 32858695 |
14 | 1c9b0074 |
15 | 129aeb3a |
hex | bfb7d76 |
201031030 has 8 divisors (see below), whose sum is σ = 361855872. Its totient is φ = 80412408.
The previous prime is 201031013. The next prime is 201031043. The reversal of 201031030 is 30130102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 20103103 = 201031030 / (2 + 0 + 1 + 0 + 3 + 1 + 0 + 3 + 0).
It is a junction number, because it is equal to n+sod(n) for n = 201030998 and 201031016.
It is a congruent number.
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, 10051542 + ... + 10051561.
It is an arithmetic number, because the mean of its divisors is an integer number (45231984).
Almost surely, 2201031030 is an apocalyptic number.
201031030 is a deficient number, since it is larger than the sum of its proper divisors (160824842).
201031030 is a wasteful number, since it uses less digits than its factorization.
201031030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20103110.
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 201031030 is about 14178.5411802484. The cubic root of 201031030 is about 585.8067424087.
Adding to 201031030 its reverse (30130102), we get a palindrome (231161132).
The spelling of 201031030 in words is "two hundred one million, thirty-one thousand, thirty".
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