Base | Representation |
---|---|
bin | 1001101001010111010000… |
… | …11101001110001100010011 |
3 | 2210002220001000012000201120 |
4 | 10310223220131032030103 |
5 | 10240021043302411232 |
6 | 113040510404533323 |
7 | 4316356151046363 |
oct | 464535035161423 |
9 | 83086030160646 |
10 | 21212448482067 |
11 | 6839170184a37 |
12 | 24671460b1243 |
13 | bab42c91b05b |
14 | 53498bb889a3 |
15 | 26bbb788092c |
hex | 134ae874e313 |
21212448482067 has 16 divisors (see below), whose sum is σ = 28297522955520. Its totient is φ = 14134503636000.
The previous prime is 21212448482053. The next prime is 21212448482081. The reversal of 21212448482067 is 76028484421212.
It is an interprime number because it is at equal distance from previous prime (21212448482053) and next prime (21212448482081).
It is not a de Polignac number, because 21212448482067 - 26 = 21212448482003 is a prime.
It is not an unprimeable number, because it can be changed into a prime (21212448482047) 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, 338279817 + ... + 338342517.
It is an arithmetic number, because the mean of its divisors is an integer number (1768595184720).
Almost surely, 221212448482067 is an apocalyptic number.
21212448482067 is a deficient number, since it is larger than the sum of its proper divisors (7085074473453).
21212448482067 is a wasteful number, since it uses less digits than its factorization.
21212448482067 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117754.
The product of its (nonzero) digits is 2752512, while the sum is 51.
The spelling of 21212448482067 in words is "twenty-one trillion, two hundred twelve billion, four hundred forty-eight million, four hundred eighty-two thousand, sixty-seven".
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