Base | Representation |
---|---|
bin | 1110100101111… |
… | …11101110110110 |
3 | 22112100120212122 |
4 | 13102333232312 |
5 | 222314421100 |
6 | 20051515542 |
7 | 3014361026 |
oct | 722775666 |
9 | 275316778 |
10 | 122420150 |
11 | 63115086 |
12 | 34bb8bb2 |
13 | 1c493678 |
14 | 12389a86 |
15 | ab32985 |
hex | 74bfbb6 |
122420150 has 24 divisors (see below), whose sum is σ = 228549360. Its totient is φ = 48785760.
The previous prime is 122420143. The next prime is 122420153. The reversal of 122420150 is 51024221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122420153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9431 + ... + 18269.
It is an arithmetic number, because the mean of its divisors is an integer number (9522890).
Almost surely, 2122420150 is an apocalyptic number.
122420150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122420150 is a deficient number, since it is larger than the sum of its proper divisors (106129210).
122420150 is a wasteful number, since it uses less digits than its factorization.
122420150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9128 (or 9123 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 122420150 is about 11064.3639672599. The cubic root of 122420150 is about 496.5362604246.
Adding to 122420150 its reverse (51024221), we get a palindrome (173444371).
The spelling of 122420150 in words is "one hundred twenty-two million, four hundred twenty thousand, one hundred fifty".
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