Base | Representation |
---|---|
bin | 1110100110000… |
… | …11011001001000 |
3 | 22112101100102222 |
4 | 13103003121020 |
5 | 222320411034 |
6 | 20052113212 |
7 | 3014452526 |
oct | 723033110 |
9 | 275340388 |
10 | 122435144 |
11 | 63125377 |
12 | 35005808 |
13 | 1c49a440 |
14 | 12391316 |
15 | ab3712e |
hex | 74c3648 |
122435144 has 32 divisors (see below), whose sum is σ = 247779000. Its totient is φ = 56381952.
The previous prime is 122435123. The next prime is 122435167. The reversal of 122435144 is 441534221.
It can be written as a sum of positive squares in 4 ways, for example, as 40170244 + 82264900 = 6338^2 + 9070^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58142 + ... + 60210.
Almost surely, 2122435144 is an apocalyptic number.
It is an amenable number.
122435144 is an abundant number, since it is smaller than the sum of its proper divisors (125343856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122435144 is a wasteful number, since it uses less digits than its factorization.
122435144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2657 (or 2653 counting only the distinct ones).
The product of its digits is 3840, while the sum is 26.
The square root of 122435144 is about 11065.0415272605. The cubic root of 122435144 is about 496.5565314904.
Adding to 122435144 its reverse (441534221), we get a palindrome (563969365).
The spelling of 122435144 in words is "one hundred twenty-two million, four hundred thirty-five thousand, one hundred forty-four".
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