Base | Representation |
---|---|
bin | 110000010001011010111000… |
… | …100100100011011011100011 |
3 | 1000211201000000002200022022201 |
4 | 300101122320210203123203 |
5 | 210311334204442000311 |
6 | 2031310445310514031 |
7 | 62501260301133640 |
oct | 6021327044433343 |
9 | 1024630002608281 |
10 | 212303330031331 |
11 | 61712378080260 |
12 | 1b989983805917 |
13 | 916016c6759b6 |
14 | 3a5d770adadc7 |
15 | 198276bba49c1 |
hex | c116b89236e3 |
212303330031331 has 64 divisors (see below), whose sum is σ = 274762502784000. Its totient is φ = 159175363576320.
The previous prime is 212303330031223. The next prime is 212303330031337. The reversal of 212303330031331 is 133130033303212.
It is not a de Polignac number, because 212303330031331 - 27 = 212303330031203 is a prime.
It is a super-2 number, since 2×2123033300313312 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 212303330031331.
It is not an unprimeable number, because it can be changed into a prime (212303330031337) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3886247925 + ... + 3886302553.
It is an arithmetic number, because the mean of its divisors is an integer number (4293164106000).
Almost surely, 2212303330031331 is an apocalyptic number.
212303330031331 is a deficient number, since it is larger than the sum of its proper divisors (62459172752669).
212303330031331 is a wasteful number, since it uses less digits than its factorization.
212303330031331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60652.
The product of its (nonzero) digits is 8748, while the sum is 28.
Adding to 212303330031331 its reverse (133130033303212), we get a palindrome (345433363334543).
The spelling of 212303330031331 in words is "two hundred twelve trillion, three hundred three billion, three hundred thirty million, thirty-one thousand, three hundred thirty-one".
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