Base | Representation |
---|---|
bin | 11001001101010001… |
… | …10110101110101111 |
3 | 1021221011000001022210 |
4 | 30212220312232233 |
5 | 210203441133111 |
6 | 10114514141503 |
7 | 656235562146 |
oct | 144650665657 |
9 | 37834001283 |
10 | 13533146031 |
11 | 5815120a09 |
12 | 2758281893 |
13 | 1378990a22 |
14 | 9254ac75d |
15 | 5431660a6 |
hex | 326a36baf |
13533146031 has 8 divisors (see below), whose sum is σ = 18044763184. Its totient is φ = 9021813120.
The previous prime is 13533146023. The next prime is 13533146051. The reversal of 13533146031 is 13064133531.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13533146031 - 23 = 13533146023 is a prime.
It is a super-2 number, since 2×135331460312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13533146031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13533146051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96441 + ... + 190701.
It is an arithmetic number, because the mean of its divisors is an integer number (2255595398).
Almost surely, 213533146031 is an apocalyptic number.
13533146031 is a deficient number, since it is larger than the sum of its proper divisors (4511617153).
13533146031 is an equidigital number, since it uses as much as digits as its factorization.
13533146031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142121.
The product of its (nonzero) digits is 9720, while the sum is 30.
Adding to 13533146031 its reverse (13064133531), we get a palindrome (26597279562).
The spelling of 13533146031 in words is "thirteen billion, five hundred thirty-three million, one hundred forty-six thousand, thirty-one".
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