Base | Representation |
---|---|
bin | 10001111001101000111… |
… | …111110110001111110111 |
3 | 11100121011022222010222111 |
4 | 101321220333312033313 |
5 | 130123242241330031 |
6 | 2341035500111451 |
7 | 154605401205040 |
oct | 21715077661767 |
9 | 4317138863874 |
10 | 1230122214391 |
11 | 434767a14654 |
12 | 17a4a5535587 |
13 | 8c0000a08c5 |
14 | 43776ca78c7 |
15 | 21ee94061b1 |
hex | 11e68ff63f7 |
1230122214391 has 8 divisors (see below), whose sum is σ = 1405892334080. Its totient is φ = 1054361688408.
The previous prime is 1230122214367. The next prime is 1230122214413. The reversal of 1230122214391 is 1934122210321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1230122214391 - 219 = 1230121690103 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230122214091) 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, 2121531 + ... + 2638396.
It is an arithmetic number, because the mean of its divisors is an integer number (175736541760).
Almost surely, 21230122214391 is an apocalyptic number.
1230122214391 is a deficient number, since it is larger than the sum of its proper divisors (175770119689).
1230122214391 is an equidigital number, since it uses as much as digits as its factorization.
1230122214391 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4796853.
The product of its (nonzero) digits is 5184, while the sum is 31.
The spelling of 1230122214391 in words is "one trillion, two hundred thirty billion, one hundred twenty-two million, two hundred fourteen thousand, three hundred ninety-one".
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