Base | Representation |
---|---|
bin | 111000101100011111… |
… | …1011010000110110100 |
3 | 102122021010001120122012 |
4 | 1301120333122012310 |
5 | 3443322014220200 |
6 | 131533202023352 |
7 | 11540062533314 |
oct | 1613077320664 |
9 | 378233046565 |
10 | 121752101300 |
11 | 476a8983825 |
12 | 1b71a647b58 |
13 | b6341a65bb |
14 | 5c6dd11444 |
15 | 3278beba35 |
hex | 1c58fda1b4 |
121752101300 has 18 divisors (see below), whose sum is σ = 264202060038. Its totient is φ = 48700840480.
The previous prime is 121752101299. The next prime is 121752101369. The reversal of 121752101300 is 3101257121.
121752101300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 4495166116 + 117256935184 = 67046^2 + 342428^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 608760407 + ... + 608760606.
Almost surely, 2121752101300 is an apocalyptic number.
121752101300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121752101300 is an abundant number, since it is smaller than the sum of its proper divisors (142449958738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121752101300 is a wasteful number, since it uses less digits than its factorization.
121752101300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1217521027 (or 1217521020 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 23.
Adding to 121752101300 its reverse (3101257121), we get a palindrome (124853358421).
The spelling of 121752101300 in words is "one hundred twenty-one billion, seven hundred fifty-two million, one hundred one thousand, three hundred".
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