Base | Representation |
---|---|
bin | 11001101000110… |
… | …010000001011100 |
3 | 1002222100102011100 |
4 | 121220302001130 |
5 | 1340102333202 |
6 | 110402553100 |
7 | 13441653144 |
oct | 3150620134 |
9 | 1088312140 |
10 | 430121052 |
11 | 200879349 |
12 | 100068790 |
13 | 6b1596ca |
14 | 411a5924 |
15 | 27b6341c |
hex | 19a3205c |
430121052 has 18 divisors (see below), whose sum is σ = 1087250528. Its totient is φ = 143373672.
The previous prime is 430121051. The next prime is 430121089. The reversal of 430121052 is 250121034.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (430121051) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5973868 + ... + 5973939.
Almost surely, 2430121052 is an apocalyptic number.
It is an amenable number.
430121052 is an abundant number, since it is smaller than the sum of its proper divisors (657129476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
430121052 is a wasteful number, since it uses less digits than its factorization.
430121052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11947817 (or 11947812 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 430121052 is about 20739.3599708381. The cubic root of 430121052 is about 754.8550527995.
Subtracting from 430121052 its sum of digits (18), we obtain a palindrome (430121034).
Adding to 430121052 its reverse (250121034), we get a palindrome (680242086).
The spelling of 430121052 in words is "four hundred thirty million, one hundred twenty-one thousand, fifty-two".
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