Base | Representation |
---|---|
bin | 11101001010100110001… |
… | …00100111111110011100 |
3 | 10112210122112122112100012 |
4 | 32211103010213332130 |
5 | 112404321000214322 |
6 | 2044211301022352 |
7 | 132254331546410 |
oct | 16452304477634 |
9 | 3483575575305 |
10 | 1002121101212 |
11 | 356aa7266700 |
12 | 1422743b49b8 |
13 | 7366586410a |
14 | 36708026d40 |
15 | 1b102a9aae2 |
hex | e953127f9c |
1002121101212 has 72 divisors (see below), whose sum is σ = 2203266317280. Its totient is φ = 390391372800.
The previous prime is 1002121101199. The next prime is 1002121101221. The reversal of 1002121101212 is 2121011212001.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56669012 + ... + 56686692.
Almost surely, 21002121101212 is an apocalyptic number.
It is an amenable number.
1002121101212 is an abundant number, since it is smaller than the sum of its proper divisors (1201145216068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1002121101212 is a wasteful number, since it uses less digits than its factorization.
1002121101212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34443 (or 34430 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 1002121101212 its reverse (2121011212001), we get a palindrome (3123132313213).
The spelling of 1002121101212 in words is "one trillion, two billion, one hundred twenty-one million, one hundred one thousand, two hundred twelve".
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