Base | Representation |
---|---|
bin | 101110101110100110011… |
… | …101000101101000101111 |
3 | 102100222111101122210101022 |
4 | 232232212131011220233 |
5 | 410102400100310411 |
6 | 10455101345004355 |
7 | 450665605646516 |
oct | 56564635055057 |
9 | 12328441583338 |
10 | 3211133213231 |
11 | 1028919a91849 |
12 | 43a40a0236bb |
13 | 1a3a685488c8 |
14 | b15c384367d |
15 | 587e02bcedb |
hex | 2eba6745a2f |
3211133213231 has 16 divisors (see below), whose sum is σ = 3248677951200. Its totient is φ = 3173808046080.
The previous prime is 3211133213203. The next prime is 3211133213243. The reversal of 3211133213231 is 1323123311123.
It is a cyclic number.
It is not a de Polignac number, because 3211133213231 - 222 = 3211129018927 is a prime.
It is a super-3 number, since 3×32111332132313 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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 3211133213231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3211133263231) 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, 234433775 + ... + 234447471.
It is an arithmetic number, because the mean of its divisors is an integer number (203042371950).
Almost surely, 23211133213231 is an apocalyptic number.
3211133213231 is a deficient number, since it is larger than the sum of its proper divisors (37544737969).
3211133213231 is a wasteful number, since it uses less digits than its factorization.
3211133213231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21514.
The product of its digits is 1944, while the sum is 26.
Adding to 3211133213231 its reverse (1323123311123), we get a palindrome (4534256524354).
The spelling of 3211133213231 in words is "three trillion, two hundred eleven billion, one hundred thirty-three million, two hundred thirteen thousand, two hundred thirty-one".
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