Base | Representation |
---|---|
bin | 111000111001111110… |
… | …0110011001000001110 |
3 | 102200102122010211211000 |
4 | 1301303330303020032 |
5 | 4000233311332230 |
6 | 132050120241130 |
7 | 11554224164643 |
oct | 1616374631016 |
9 | 380378124730 |
10 | 122204402190 |
11 | 47910221112 |
12 | 1b8260101a6 |
13 | b6a6aca670 |
14 | 5cb400bdca |
15 | 32a3791b60 |
hex | 1c73f3320e |
122204402190 has 192 divisors, whose sum is σ = 362642011200. Its totient is φ = 29109922560.
The previous prime is 122204402189. The next prime is 122204402207. The reversal of 122204402190 is 91204402221.
122204402190 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 0 + 440 + 219 + 0 = 666.
It is a super-2 number, since 2×1222044021902 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3354996 + ... + 3391224.
It is an arithmetic number, because the mean of its divisors is an integer number (1888760475).
Almost surely, 2122204402190 is an apocalyptic number.
122204402190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 122204402190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181321005600).
122204402190 is an abundant number, since it is smaller than the sum of its proper divisors (240437609010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122204402190 is a wasteful number, since it uses less digits than its factorization.
122204402190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36320 (or 36283 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The spelling of 122204402190 in words is "one hundred twenty-two billion, two hundred four million, four hundred two thousand, one hundred ninety".
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