Base | Representation |
---|---|
bin | 10111001001000000… |
… | …00000101111111010 |
3 | 1012001211001210100211 |
4 | 23210200000233322 |
5 | 200420411002024 |
6 | 5412435221334 |
7 | 616603163332 |
oct | 134440005772 |
9 | 35054053324 |
10 | 12423531514 |
11 | 52a583a119 |
12 | 24a874784a |
13 | 122cb24aa4 |
14 | 85bd8a0c2 |
15 | 4caa31594 |
hex | 2e4800bfa |
12423531514 has 8 divisors (see below), whose sum is σ = 19138954068. Its totient is φ = 6043880160.
The previous prime is 12423531509. The next prime is 12423531517. The reversal of 12423531514 is 41513532421.
It can be written as a sum of positive squares in 2 ways, for example, as 9487734025 + 2935797489 = 97405^2 + 54183^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×124235315142 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12423531517) 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, 83942707 + ... + 83942854.
Almost surely, 212423531514 is an apocalyptic number.
12423531514 is a deficient number, since it is larger than the sum of its proper divisors (6715422554).
12423531514 is a wasteful number, since it uses less digits than its factorization.
12423531514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167885600.
The product of its digits is 14400, while the sum is 31.
The spelling of 12423531514 in words is "twelve billion, four hundred twenty-three million, five hundred thirty-one thousand, five hundred fourteen".
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