Base | Representation |
---|---|
bin | 100100101010101… |
… | …0101110010101010 |
3 | 10011202002021220200 |
4 | 1021111111302222 |
5 | 10004431043200 |
6 | 322030133030 |
7 | 42326432664 |
oct | 11125256252 |
9 | 3152067820 |
10 | 1230331050 |
11 | 581542a23 |
12 | 2a4051176 |
13 | 167b84050 |
14 | b9587534 |
15 | 7302c800 |
hex | 49555caa |
1230331050 has 288 divisors, whose sum is σ = 3747551808. Its totient is φ = 287400960.
The previous prime is 1230331049. The next prime is 1230331087. The reversal of 1230331050 is 501330321.
1230331050 is a `hidden beast` number, since 1 + 2 + 303 + 310 + 50 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 16853814 + ... + 16853886.
Almost surely, 21230331050 is an apocalyptic number.
1230331050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1230331050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1873775904).
1230331050 is an abundant number, since it is smaller than the sum of its proper divisors (2517220758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230331050 is a wasteful number, since it uses less digits than its factorization.
1230331050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214 (or 206 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
The square root of 1230331050 is about 35076.0751795294. The cubic root of 1230331050 is about 1071.5373859008.
Adding to 1230331050 its reverse (501330321), we get a palindrome (1731661371).
The spelling of 1230331050 in words is "one billion, two hundred thirty million, three hundred thirty-one thousand, fifty".
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