Base | Representation |
---|---|
bin | 111100110111101… |
… | …0110010001010000 |
3 | 12021100020110200221 |
4 | 1321233112101100 |
5 | 13140332030440 |
6 | 534400522424 |
7 | 101420403436 |
oct | 17157262120 |
9 | 5240213627 |
10 | 2042455120 |
11 | 958a04842 |
12 | 490020414 |
13 | 2671c0534 |
14 | 15538ad56 |
15 | be49bd4a |
hex | 79bd6450 |
2042455120 has 20 divisors (see below), whose sum is σ = 4748708340. Its totient is φ = 816982016.
The previous prime is 2042455099. The next prime is 2042455159. The reversal of 2042455120 is 215542402.
It can be written as a sum of positive squares in 2 ways, for example, as 268697664 + 1773757456 = 16392^2 + 42116^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12765265 + ... + 12765424.
It is an arithmetic number, because the mean of its divisors is an integer number (237435417).
Almost surely, 22042455120 is an apocalyptic number.
2042455120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2042455120 is an abundant number, since it is smaller than the sum of its proper divisors (2706253220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2042455120 is a wasteful number, since it uses less digits than its factorization.
2042455120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25530702 (or 25530696 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 25.
The square root of 2042455120 is about 45193.5296253789. The cubic root of 2042455120 is about 1268.7737186633.
Adding to 2042455120 its reverse (215542402), we get a palindrome (2257997522).
The spelling of 2042455120 in words is "two billion, forty-two million, four hundred fifty-five thousand, one hundred twenty".
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