Base | Representation |
---|---|
bin | 10001100110111111101… |
… | …101001111111010111000 |
3 | 11021200111002121222120111 |
4 | 101212333231033322320 |
5 | 124311242120320440 |
6 | 2323525132034104 |
7 | 153266313210205 |
oct | 21467755177270 |
9 | 4250432558514 |
10 | 1210102120120 |
11 | 4272241104a3 |
12 | 176638902934 |
13 | 8a15c4ab98a |
14 | 427d8070cac |
15 | 21726a1b4ea |
hex | 119bfb4feb8 |
1210102120120 has 32 divisors (see below), whose sum is σ = 2727368204400. Its totient is φ = 483216237568.
The previous prime is 1210102120099. The next prime is 1210102120127. The reversal of 1210102120120 is 210212010121.
It is a super-2 number, since 2×12101021201202 (a number of 25 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 1210102120120.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1210102120127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25745305 + ... + 25792264.
Almost surely, 21210102120120 is an apocalyptic number.
1210102120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1210102120120 is an abundant number, since it is smaller than the sum of its proper divisors (1517266084280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210102120120 is a wasteful number, since it uses less digits than its factorization.
1210102120120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51538167 (or 51538163 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1210102120120 its reverse (210212010121), we get a palindrome (1420314130241).
The spelling of 1210102120120 in words is "one trillion, two hundred ten billion, one hundred two million, one hundred twenty thousand, one hundred twenty".
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