Base | Representation |
---|---|
bin | 1011110100100110110… |
… | …1110010000001000110 |
3 | 201102020101212012210210 |
4 | 2331021231302001012 |
5 | 11311422122413110 |
6 | 233145234100250 |
7 | 20450004136656 |
oct | 2751155620106 |
9 | 642211765723 |
10 | 203100201030 |
11 | 79152850111 |
12 | 33441a1a686 |
13 | 161c96b785c |
14 | 9b89b2c366 |
15 | 543a70c520 |
hex | 2f49b72046 |
203100201030 has 32 divisors (see below), whose sum is σ = 487452482784. Its totient is φ = 54158720256.
The previous prime is 203100201023. The next prime is 203100201037. The reversal of 203100201030 is 30102001302.
It is a happy number.
203100201030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (203100201023) and next prime (203100201037).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 203100200997 and 203100201015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203100201037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2055234 + ... + 2151786.
It is an arithmetic number, because the mean of its divisors is an integer number (15232890087).
Almost surely, 2203100201030 is an apocalyptic number.
203100201030 is an abundant number, since it is smaller than the sum of its proper divisors (284352281754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203100201030 is a wasteful number, since it uses less digits than its factorization.
203100201030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166680.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 203100201030 its reverse (30102001302), we get a palindrome (233202202332).
The spelling of 203100201030 in words is "two hundred three billion, one hundred million, two hundred one thousand, thirty".
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