Base | Representation |
---|---|
bin | 1011110100110111111101… |
… | …0100101000110000001111 |
3 | 1201001002000120112002101201 |
4 | 2331031333110220300033 |
5 | 3201020122020334411 |
6 | 43353255142250331 |
7 | 2511302341250413 |
oct | 275157724506017 |
9 | 51032016462351 |
10 | 13003002121231 |
11 | 41635a6789921 |
12 | 156009b1269a7 |
13 | 734240933305 |
14 | 32d4c4a20d43 |
15 | 178387ee93c1 |
hex | bd37f528c0f |
13003002121231 has 6 divisors (see below), whose sum is σ = 13363932787800. Its totient is φ = 12651569630136.
The previous prime is 13003002121211. The next prime is 13003002121271. The reversal of 13003002121231 is 13212120030031.
It is not a de Polignac number, because 13003002121231 - 229 = 13002465250319 is a prime.
It is a super-2 number, since 2×130030021212312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13003002121199 and 13003002121208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13003002121211) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4749086331 + ... + 4749089068.
It is an arithmetic number, because the mean of its divisors is an integer number (2227322131300).
Almost surely, 213003002121231 is an apocalyptic number.
13003002121231 is a deficient number, since it is larger than the sum of its proper divisors (360930666569).
13003002121231 is an frugal number, since it uses more digits than its factorization.
13003002121231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9498175473 (or 9498175436 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 13003002121231 its reverse (13212120030031), we get a palindrome (26215122151262).
The spelling of 13003002121231 in words is "thirteen trillion, three billion, two million, one hundred twenty-one thousand, two hundred thirty-one".
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