Base | Representation |
---|---|
bin | 100100101111110… |
… | …0100010100111110 |
3 | 10011221010111112020 |
4 | 1021133210110332 |
5 | 10011122341110 |
6 | 322203421010 |
7 | 42361300155 |
oct | 11137442476 |
9 | 3157114466 |
10 | 1233012030 |
11 | 583004208 |
12 | 2a4b24766 |
13 | 1685b2423 |
14 | b9a8459c |
15 | 733abd70 |
hex | 497e453e |
1233012030 has 64 divisors (see below), whose sum is σ = 3119592960. Its totient is φ = 311036544.
The previous prime is 1233012007. The next prime is 1233012041. The reversal of 1233012030 is 302103321.
It is a super-2 number, since 2×12330120302 = 3040637332249441800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 550072 + ... + 552308.
It is an arithmetic number, because the mean of its divisors is an integer number (48743640).
Almost surely, 21233012030 is an apocalyptic number.
1233012030 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 1233012030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1559796480).
1233012030 is an abundant number, since it is smaller than the sum of its proper divisors (1886580930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1233012030 is a wasteful number, since it uses less digits than its factorization.
1233012030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3233.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 1233012030 is about 35114.2710304514. The cubic root of 1233012030 is about 1072.3151403015.
Adding to 1233012030 its reverse (302103321), we get a palindrome (1535115351).
The spelling of 1233012030 in words is "one billion, two hundred thirty-three million, twelve thousand, thirty".
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