Base | Representation |
---|---|
bin | 1101101001001101001001… |
… | …10110001001010111011011 |
3 | 10221020021021110212220220002 |
4 | 12310212210312021113123 |
5 | 12413032333212020443 |
6 | 143451123420523215 |
7 | 6214440043001240 |
oct | 664464466112733 |
9 | 127207243786802 |
10 | 30003112220123 |
11 | 961828073a0a9 |
12 | 34469796b050b |
13 | 1398387155513 |
14 | 75a2308455c7 |
15 | 3706b31382b8 |
hex | 1b49a4d895db |
30003112220123 has 32 divisors (see below), whose sum is σ = 34700894097408. Its totient is φ = 25409159193600.
The previous prime is 30003112220117. The next prime is 30003112220129. The reversal of 30003112220123 is 32102221130003.
It is an interprime number because it is at equal distance from previous prime (30003112220117) and next prime (30003112220129).
It is not a de Polignac number, because 30003112220123 - 28 = 30003112219867 is a prime.
It is a super-2 number, since 2×300031122201232 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30003112220095 and 30003112220104.
It is not an unprimeable number, because it can be changed into a prime (30003112220129) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1142483813 + ... + 1142510073.
It is an arithmetic number, because the mean of its divisors is an integer number (1084402940544).
Almost surely, 230003112220123 is an apocalyptic number.
30003112220123 is a deficient number, since it is larger than the sum of its proper divisors (4697781877285).
30003112220123 is a wasteful number, since it uses less digits than its factorization.
30003112220123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29123.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 30003112220123 its reverse (32102221130003), we get a palindrome (62105333350126).
The spelling of 30003112220123 in words is "thirty trillion, three billion, one hundred twelve million, two hundred twenty thousand, one hundred twenty-three".
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