Base | Representation |
---|---|
bin | 1110100110000… |
… | …10110000010010 |
3 | 22112101012212011 |
4 | 13103002300102 |
5 | 222320320110 |
6 | 20052053134 |
7 | 3014442103 |
oct | 723026022 |
9 | 275335764 |
10 | 122432530 |
11 | 63123410 |
12 | 350041aa |
13 | 1c4991ac |
14 | 123903aa |
15 | ab3648a |
hex | 74c2c12 |
122432530 has 32 divisors (see below), whose sum is σ = 241470720. Its totient is φ = 44325120.
The previous prime is 122432501. The next prime is 122432533. The reversal of 122432530 is 35234221.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is not an unprimeable number, because it can be changed into a prime (122432533) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 23962 + ... + 28618.
It is an arithmetic number, because the mean of its divisors is an integer number (7545960).
Almost surely, 2122432530 is an apocalyptic number.
122432530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122432530 is a deficient number, since it is larger than the sum of its proper divisors (119038190).
122432530 is a wasteful number, since it uses less digits than its factorization.
122432530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4914.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 122432530 is about 11064.9234068745. The cubic root of 122432530 is about 496.5529976248.
Adding to 122432530 its reverse (35234221), we get a palindrome (157666751).
The spelling of 122432530 in words is "one hundred twenty-two million, four hundred thirty-two thousand, five hundred thirty".
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