Base | Representation |
---|---|
bin | 1011011000110001100001… |
… | …0111111111001100111011 |
3 | 1122022220220221210200120220 |
4 | 2312030120113333030323 |
5 | 3120112422040443321 |
6 | 42343415044551123 |
7 | 2431362120146424 |
oct | 266143027771473 |
9 | 48286827720526 |
10 | 12520238609211 |
11 | 3a97892324a13 |
12 | 14a260a6b24a3 |
13 | 6ca86579a068 |
14 | 313da8a7a64b |
15 | 16aa307039c6 |
hex | b63185ff33b |
12520238609211 has 16 divisors (see below), whose sum is σ = 16759207618560. Its totient is φ = 8314055557760.
The previous prime is 12520238609159. The next prime is 12520238609213. The reversal of 12520238609211 is 11290683202521.
It is a cyclic number.
It is not a de Polignac number, because 12520238609211 - 26 = 12520238609147 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12520238609213) 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, 5394070 + ... + 7357748.
It is an arithmetic number, because the mean of its divisors is an integer number (1047450476160).
Almost surely, 212520238609211 is an apocalyptic number.
12520238609211 is a deficient number, since it is larger than the sum of its proper divisors (4238969009349).
12520238609211 is a wasteful number, since it uses less digits than its factorization.
12520238609211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1972026.
The product of its (nonzero) digits is 103680, while the sum is 42.
The spelling of 12520238609211 in words is "twelve trillion, five hundred twenty billion, two hundred thirty-eight million, six hundred nine thousand, two hundred eleven".
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