Base | Representation |
---|---|
bin | 11100001000001100… |
… | …101110000100100001 |
3 | 2212221211222222200012 |
4 | 130020030232010201 |
5 | 443323243320413 |
6 | 21512540334305 |
7 | 2116304340335 |
oct | 341014560441 |
9 | 85854888605 |
10 | 30202323233 |
11 | 11899473515 |
12 | 5a2a844395 |
13 | 2b042839a4 |
14 | 16672737c5 |
15 | bbb7917a8 |
hex | 70832e121 |
30202323233 has 16 divisors (see below), whose sum is σ = 32531752656. Its totient is φ = 27935139840.
The previous prime is 30202323227. The next prime is 30202323241. The reversal of 30202323233 is 33232320203.
It can be written as a sum of positive squares in 8 ways, for example, as 2763394624 + 27438928609 = 52568^2 + 165647^2 .
It is not a de Polignac number, because 30202323233 - 210 = 30202322209 is a prime.
It is a super-2 number, since 2×302023232332 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30202323199 and 30202323208.
It is not an unprimeable number, because it can be changed into a prime (30202323133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1224935 + ... + 1249347.
It is an arithmetic number, because the mean of its divisors is an integer number (2033234541).
Almost surely, 230202323233 is an apocalyptic number.
It is an amenable number.
30202323233 is a deficient number, since it is larger than the sum of its proper divisors (2329429423).
30202323233 is a wasteful number, since it uses less digits than its factorization.
30202323233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25684.
The product of its (nonzero) digits is 3888, while the sum is 23.
Adding to 30202323233 its reverse (33232320203), we get a palindrome (63434643436).
The spelling of 30202323233 in words is "thirty billion, two hundred two million, three hundred twenty-three thousand, two hundred thirty-three".
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