Base | Representation |
---|---|
bin | 11001001101000010… |
… | …01111101011001010 |
3 | 1021221000020200201121 |
4 | 30212201033223022 |
5 | 210202433313200 |
6 | 10114403305454 |
7 | 656212612654 |
oct | 144641175312 |
9 | 37830220647 |
10 | 13531151050 |
11 | 5813a8906a |
12 | 275767b28a |
13 | 1378442971 |
14 | 92510d6d4 |
15 | 542dbee1a |
hex | 32684faca |
13531151050 has 24 divisors (see below), whose sum is σ = 25232676300. Its totient is φ = 5398538880.
The previous prime is 13531151041. The next prime is 13531151069. The reversal of 13531151050 is 5015113531.
It is a happy number.
13531151050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 1030345801 + 12500805249 = 32099^2 + 111807^2 .
It is a super-2 number, since 2×135311510502 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328395 + ... + 367294.
Almost surely, 213531151050 is an apocalyptic number.
13531151050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13531151050 is a deficient number, since it is larger than the sum of its proper divisors (11701525250).
13531151050 is a wasteful number, since it uses less digits than its factorization.
13531151050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 696090 (or 696085 counting only the distinct ones).
The product of its (nonzero) digits is 1125, while the sum is 25.
Adding to 13531151050 its reverse (5015113531), we get a palindrome (18546264581).
The spelling of 13531151050 in words is "thirteen billion, five hundred thirty-one million, one hundred fifty-one thousand, fifty".
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