Base | Representation |
---|---|
bin | 100111011110100101… |
… | …111101010111110101 |
3 | 11001102011202101110100 |
4 | 213132211331113311 |
5 | 1143303113321300 |
6 | 31250123344313 |
7 | 3030305145405 |
oct | 473645752765 |
9 | 131364671410 |
10 | 42389198325 |
11 | 16a82663111 |
12 | 8270082099 |
13 | 3cc7058796 |
14 | 20a1a18805 |
15 | 1181627700 |
hex | 9de97d5f5 |
42389198325 has 36 divisors (see below), whose sum is σ = 76079861728. Its totient is φ = 22561092000.
The previous prime is 42389198323. The next prime is 42389198363. The reversal of 42389198325 is 52389198324.
42389198325 is a `hidden beast` number, since 42 + 389 + 198 + 32 + 5 = 666.
It is not a de Polignac number, because 42389198325 - 21 = 42389198323 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42389198321) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 83851 + ... + 303000.
Almost surely, 242389198325 is an apocalyptic number.
42389198325 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
42389198325 is a deficient number, since it is larger than the sum of its proper divisors (33690663403).
42389198325 is a wasteful number, since it uses less digits than its factorization.
42389198325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 387354 (or 387346 counting only the distinct ones).
The product of its digits is 3732480, while the sum is 54.
Subtracting 42389198325 from its reverse (52389198324), we obtain a palindrome (9999999999).
The spelling of 42389198325 in words is "forty-two billion, three hundred eighty-nine million, one hundred ninety-eight thousand, three hundred twenty-five".
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