Base | Representation |
---|---|
bin | 111001001001111110… |
… | …0100010100011100001 |
3 | 102201211001020021010121 |
4 | 1302103330202203201 |
5 | 4002333222031332 |
6 | 132215254000241 |
7 | 11603433013231 |
oct | 1622374424341 |
9 | 381731207117 |
10 | 122741205217 |
11 | 48066235184 |
12 | 1b955946081 |
13 | b76109a0a7 |
14 | 5d25423cc1 |
15 | 32d5979797 |
hex | 1c93f228e1 |
122741205217 has 8 divisors (see below), whose sum is σ = 122921616960. Its totient is φ = 122560870320.
The previous prime is 122741205193. The next prime is 122741205233. The reversal of 122741205217 is 712502147221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122741205217 - 231 = 120593721569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122741205617) 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, 3693558 + ... + 3726640.
It is an arithmetic number, because the mean of its divisors is an integer number (15365202120).
Almost surely, 2122741205217 is an apocalyptic number.
It is an amenable number.
122741205217 is a deficient number, since it is larger than the sum of its proper divisors (180411743).
122741205217 is an equidigital number, since it uses as much as digits as its factorization.
122741205217 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38423.
The product of its (nonzero) digits is 15680, while the sum is 34.
The spelling of 122741205217 in words is "one hundred twenty-two billion, seven hundred forty-one million, two hundred five thousand, two hundred seventeen".
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