Base | Representation |
---|---|
bin | 11001001110000… |
… | …111010000001000 |
3 | 1002111012020101221 |
4 | 121032013100020 |
5 | 1331310130440 |
6 | 105553051424 |
7 | 13325355340 |
oct | 3116072010 |
9 | 1074166357 |
10 | 423130120 |
11 | 1a7933a16 |
12 | b9856b74 |
13 | 6987c66a |
14 | 402a5d20 |
15 | 27231d4a |
hex | 19387408 |
423130120 has 32 divisors (see below), whose sum is σ = 1088049600. Its totient is φ = 145073088.
The previous prime is 423130093. The next prime is 423130159. The reversal of 423130120 is 21031324.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 423130094 and 423130103.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755310 + ... + 755869.
It is an arithmetic number, because the mean of its divisors is an integer number (34001550).
Almost surely, 2423130120 is an apocalyptic number.
423130120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
423130120 is an abundant number, since it is smaller than the sum of its proper divisors (664919480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
423130120 is a wasteful number, since it uses less digits than its factorization.
423130120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1511197 (or 1511193 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 423130120 is about 20570.1268834200. The cubic root of 423130120 is about 750.7430384302.
Adding to 423130120 its reverse (21031324), we get a palindrome (444161444).
The spelling of 423130120 in words is "four hundred twenty-three million, one hundred thirty thousand, one hundred twenty".
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