Base | Representation |
---|---|
bin | 1110100010111… |
… | …10100010100110 |
3 | 22111121100210100 |
4 | 13101132202212 |
5 | 222214201204 |
6 | 20035204530 |
7 | 3011112300 |
oct | 721364246 |
9 | 274540710 |
10 | 122022054 |
11 | 62972a80 |
12 | 34a46746 |
13 | 1c3843cb |
14 | 122c4970 |
15 | aaa4a39 |
hex | 745e8a6 |
122022054 has 72 divisors (see below), whose sum is σ = 335530728. Its totient is φ = 31691520.
The previous prime is 122022049. The next prime is 122022067. The reversal of 122022054 is 450220221.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3414 + ... + 15990.
It is an arithmetic number, because the mean of its divisors is an integer number (4660149).
Almost surely, 2122022054 is an apocalyptic number.
122022054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 122022054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167765364).
122022054 is an abundant number, since it is smaller than the sum of its proper divisors (213508674).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122022054 is a wasteful number, since it uses less digits than its factorization.
122022054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12610 (or 12600 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 122022054 is about 11046.3593097455. The cubic root of 122022054 is about 495.9974500172.
Adding to 122022054 its reverse (450220221), we get a palindrome (572242275).
The spelling of 122022054 in words is "one hundred twenty-two million, twenty-two thousand, fifty-four".
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