Base | Representation |
---|---|
bin | 1110100100101… |
… | …01100110000000 |
3 | 22112000211010010 |
4 | 13102111212000 |
5 | 222243410202 |
6 | 20044104520 |
7 | 3013041600 |
oct | 722254600 |
9 | 275024103 |
10 | 122247552 |
11 | 63007439 |
12 | 34b35140 |
13 | 1c432c3b |
14 | 12342c00 |
15 | aaeb76c |
hex | 7495980 |
122247552 has 192 divisors, whose sum is σ = 387212400. Its totient is φ = 34062336.
The previous prime is 122247481. The next prime is 122247571. The reversal of 122247552 is 255742221.
It is a tau number, because it is divible by the number of its divisors (192).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1373524 + ... + 1373612.
Almost surely, 2122247552 is an apocalyptic number.
122247552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122247552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193606200).
122247552 is an abundant number, since it is smaller than the sum of its proper divisors (264964848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122247552 is an equidigital number, since it uses as much as digits as its factorization.
122247552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 174 counting only the distinct ones).
The product of its digits is 11200, while the sum is 30.
The square root of 122247552 is about 11056.5614908072. The cubic root of 122247552 is about 496.3027981140.
Adding to 122247552 its reverse (255742221), we get a palindrome (377989773).
The spelling of 122247552 in words is "one hundred twenty-two million, two hundred forty-seven thousand, five hundred fifty-two".
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