Base | Representation |
---|---|
bin | 1110100011110… |
… | …00111101111100 |
3 | 22111210212021110 |
4 | 13101320331330 |
5 | 222231132200 |
6 | 20041402020 |
7 | 3012043005 |
oct | 721707574 |
9 | 274725243 |
10 | 122130300 |
11 | 62a37336 |
12 | 34a99310 |
13 | 1c3c1766 |
14 | 123121ac |
15 | aac6b50 |
hex | 7478f7c |
122130300 has 72 divisors (see below), whose sum is σ = 355751536. Its totient is φ = 32348160.
The previous prime is 122130289. The next prime is 122130343. The reversal of 122130300 is 3031221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45804 + ... + 48396.
Almost surely, 2122130300 is an apocalyptic number.
122130300 is a gapful number since it is divisible by the number (10) 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 122130300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177875768).
122130300 is an abundant number, since it is smaller than the sum of its proper divisors (233621236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122130300 is a wasteful number, since it uses less digits than its factorization.
122130300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2767 (or 2760 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 122130300 is about 11051.2578469602. The cubic root of 122130300 is about 496.1440734347.
Adding to 122130300 its reverse (3031221), we get a palindrome (125161521).
It can be divided in two parts, 12 and 2130300, that added together give a palindrome (2130312).
The spelling of 122130300 in words is "one hundred twenty-two million, one hundred thirty thousand, three hundred".
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