Base | Representation |
---|---|
bin | 1011110110100111110010… |
… | …0010010000101101111101 |
3 | 1201010221111120201001012112 |
4 | 2331221330202100231331 |
5 | 3202013111123212341 |
6 | 43415141540343405 |
7 | 2513414250162425 |
oct | 275517442205575 |
9 | 51127446631175 |
10 | 13033020132221 |
11 | 4175300104871 |
12 | 1565a780a4b65 |
13 | 7370159633ab |
14 | 330b315d7485 |
15 | 1790434ceaeb |
hex | bda7c890b7d |
13033020132221 has 16 divisors (see below), whose sum is σ = 13923777673344. Its totient is φ = 12169597676544.
The previous prime is 13033020132217. The next prime is 13033020132229. The reversal of 13033020132221 is 12223102033031.
It is a cyclic number.
It is not a de Polignac number, because 13033020132221 - 22 = 13033020132217 is a prime.
It is a super-2 number, since 2×130330201322212 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13033020132229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1950476 + ... + 5465381.
It is an arithmetic number, because the mean of its divisors is an integer number (870236104584).
Almost surely, 213033020132221 is an apocalyptic number.
It is an amenable number.
13033020132221 is a deficient number, since it is larger than the sum of its proper divisors (890757541123).
13033020132221 is a wasteful number, since it uses less digits than its factorization.
13033020132221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7417700.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 13033020132221 its reverse (12223102033031), we get a palindrome (25256122165252).
The spelling of 13033020132221 in words is "thirteen trillion, thirty-three billion, twenty million, one hundred thirty-two thousand, two hundred twenty-one".
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