Base | Representation |
---|---|
bin | 1100010100010110001… |
… | …00111101111001001000 |
3 | 1111110110022222022011211 |
4 | 12022023010331321020 |
5 | 23413243433130440 |
6 | 522233412502504 |
7 | 42402166514263 |
oct | 6121304757110 |
9 | 1443408868154 |
10 | 423240130120 |
11 | 15354a024105 |
12 | 6a03a31aa34 |
13 | 30bb0395622 |
14 | 166b091bcda |
15 | b021d3ceea |
hex | 628b13de48 |
423240130120 has 32 divisors (see below), whose sum is σ = 962990191800. Its totient is φ = 167393847808.
The previous prime is 423240130111. The next prime is 423240130127. The reversal of 423240130120 is 21031042324.
It can be written as a sum of positive squares in 4 ways, for example, as 267564114756 + 155676015364 = 517266^2 + 394558^2 .
It is a junction number, because it is equal to n+sod(n) for n = 423240130091 and 423240130100.
It is not an unprimeable number, because it can be changed into a prime (423240130127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59440279 + ... + 59447398.
Almost surely, 2423240130120 is an apocalyptic number.
423240130120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
423240130120 is an abundant number, since it is smaller than the sum of its proper divisors (539750061680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
423240130120 is a wasteful number, since it uses less digits than its factorization.
423240130120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118887777 (or 118887773 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 423240130120 its reverse (21031042324), we get a palindrome (444271172444).
The spelling of 423240130120 in words is "four hundred twenty-three billion, two hundred forty million, one hundred thirty thousand, one hundred twenty".
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