Base | Representation |
---|---|
bin | 11001001101000010… |
… | …01000100111010010 |
3 | 1021221000012020001111 |
4 | 30212201020213102 |
5 | 210202431402010 |
6 | 10114402523534 |
7 | 656212432441 |
oct | 144641104722 |
9 | 37830166044 |
10 | 13531122130 |
11 | 5813a69369 |
12 | 27576665aa |
13 | 1378432756 |
14 | 925102d58 |
15 | 542db658a |
hex | 3268489d2 |
13531122130 has 8 divisors (see below), whose sum is σ = 24356019852. Its totient is φ = 5412448848.
The previous prime is 13531122091. The next prime is 13531122131. The reversal of 13531122130 is 3122113531.
It can be written as a sum of positive squares in 2 ways, for example, as 11751210409 + 1779911721 = 108403^2 + 42189^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13531122131) 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, 676556097 + ... + 676556116.
Almost surely, 213531122130 is an apocalyptic number.
13531122130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13531122130 is a deficient number, since it is larger than the sum of its proper divisors (10824897722).
13531122130 is a wasteful number, since it uses less digits than its factorization.
13531122130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1353112220.
The product of its (nonzero) digits is 540, while the sum is 22.
Adding to 13531122130 its reverse (3122113531), we get a palindrome (16653235661).
The spelling of 13531122130 in words is "thirteen billion, five hundred thirty-one million, one hundred twenty-two thousand, one hundred thirty".
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