Base | Representation |
---|---|
bin | 111100110100100011… |
… | …0111001000101010001 |
3 | 110111010121100002002011 |
4 | 1321221012321011101 |
5 | 4114443240330413 |
6 | 140000313422521 |
7 | 12302461235662 |
oct | 1715106710521 |
9 | 414117302064 |
10 | 130612433233 |
11 | 5043534a2a7 |
12 | 21391a0aa41 |
13 | c416a34669 |
14 | 647096b369 |
15 | 35e69da33d |
hex | 1e691b9151 |
130612433233 has 4 divisors (see below), whose sum is σ = 131768295588. Its totient is φ = 129456570880.
The previous prime is 130612433209. The next prime is 130612433243. The reversal of 130612433233 is 332334216031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332334216031 = 401 ⋅828763631.
It can be written as a sum of positive squares in 2 ways, for example, as 62446011664 + 68166421569 = 249892^2 + 261087^2 .
It is a cyclic number.
It is not a de Polignac number, because 130612433233 - 29 = 130612432721 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130612433195 and 130612433204.
It is not an unprimeable number, because it can be changed into a prime (130612433243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577931008 + ... + 577931233.
It is an arithmetic number, because the mean of its divisors is an integer number (32942073897).
Almost surely, 2130612433233 is an apocalyptic number.
It is an amenable number.
130612433233 is a deficient number, since it is larger than the sum of its proper divisors (1155862355).
130612433233 is a wasteful number, since it uses less digits than its factorization.
130612433233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1155862354.
The product of its (nonzero) digits is 23328, while the sum is 31.
Adding to 130612433233 its reverse (332334216031), we get a palindrome (462946649264).
The spelling of 130612433233 in words is "one hundred thirty billion, six hundred twelve million, four hundred thirty-three thousand, two hundred thirty-three".
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