Base | Representation |
---|---|
bin | 1110100101011… |
… | …00101010011000 |
3 | 22112012121201200 |
4 | 13102230222120 |
5 | 222304421130 |
6 | 20050114200 |
7 | 3013614222 |
oct | 722545230 |
9 | 275177650 |
10 | 122342040 |
11 | 63071427 |
12 | 34b7b960 |
13 | 1c466c52 |
14 | 12369412 |
15 | ab19760 |
hex | 74aca98 |
122342040 has 48 divisors (see below), whose sum is σ = 397612800. Its totient is φ = 32624448.
The previous prime is 122341993. The next prime is 122342053. The reversal of 122342040 is 40243221.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169560 + ... + 170279.
It is an arithmetic number, because the mean of its divisors is an integer number (8283600).
Almost surely, 2122342040 is an apocalyptic number.
122342040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122342040 is an abundant number, since it is smaller than the sum of its proper divisors (275270760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122342040 is a wasteful number, since it uses less digits than its factorization.
122342040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 339856 (or 339849 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 122342040 is about 11060.8336033050. The cubic root of 122342040 is about 496.4306332082.
Adding to 122342040 its reverse (40243221), we get a palindrome (162585261).
The spelling of 122342040 in words is "one hundred twenty-two million, three hundred forty-two thousand, forty".
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