Base | Representation |
---|---|
bin | 101101010010010010111… |
… | …010110001100010110001 |
3 | 102000111200002221000021001 |
4 | 231102102322301202301 |
5 | 401441404411444441 |
6 | 10341350502402001 |
7 | 440556533526025 |
oct | 55222272614261 |
9 | 12014602830231 |
10 | 3112021203121 |
11 | a9a889925696 |
12 | 423169730301 |
13 | 1976019b908c |
14 | aa8a06d4385 |
15 | 55e3dedb731 |
hex | 2d492eb18b1 |
3112021203121 has 16 divisors (see below), whose sum is σ = 3159123821568. Its totient is φ = 3065011362000.
The previous prime is 3112021203119. The next prime is 3112021203149. The reversal of 3112021203121 is 1213021202113.
It is a cyclic number.
It is not a de Polignac number, because 3112021203121 - 21 = 3112021203119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3112021903121) 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, 338148306 + ... + 338157508.
It is an arithmetic number, because the mean of its divisors is an integer number (197445238848).
Almost surely, 23112021203121 is an apocalyptic number.
It is an amenable number.
3112021203121 is a deficient number, since it is larger than the sum of its proper divisors (47102618447).
3112021203121 is a wasteful number, since it uses less digits than its factorization.
3112021203121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13692.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 3112021203121 its reverse (1213021202113), we get a palindrome (4325042405234).
The spelling of 3112021203121 in words is "three trillion, one hundred twelve billion, twenty-one million, two hundred three thousand, one hundred twenty-one".
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