Base | Representation |
---|---|
bin | 10111001100011110000101… |
… | …101111101100110001111100 |
3 | 111101012020211112002100210000 |
4 | 113030132011233230301330 |
5 | 101332331100100334322 |
6 | 1000543401005114300 |
7 | 30326060521040004 |
oct | 2714360557546174 |
9 | 441166745070700 |
10 | 102012012121212 |
11 | 2a560062438466 |
12 | b536740558990 |
13 | 44bc8cb1c703b |
14 | 1b2959cb57004 |
15 | bbd8771143ac |
hex | 5cc785becc7c |
102012012121212 has 30 divisors (see below), whose sum is σ = 266679550206608. Its totient is φ = 34004004040296.
The previous prime is 102012012121207. The next prime is 102012012121247. The reversal of 102012012121212 is 212121210210201.
102012012121212 is a `hidden beast` number, since 10 + 201 + 201 + 21 + 21 + 212 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
102012012121212 is a modest number, since divided by 12121212 gives 1020120 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 157425944308 + ... + 157425944955.
Almost surely, 2102012012121212 is an apocalyptic number.
102012012121212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102012012121212 is an abundant number, since it is smaller than the sum of its proper divisors (164667538085396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102012012121212 is a wasteful number, since it uses less digits than its factorization.
102012012121212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 314851889279 (or 314851889268 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 102012012121212 its reverse (212121210210201), we get a palindrome (314133222331413).
The spelling of 102012012121212 in words is "one hundred two trillion, twelve billion, twelve million, one hundred twenty-one thousand, two hundred twelve".
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