Base | Representation |
---|---|
bin | 11110111110000101001… |
… | …011101111000001000010 |
3 | 21112110100221011022210112 |
4 | 132332011023233001002 |
5 | 234332120233214120 |
6 | 4305411303031322 |
7 | 306521565130634 |
oct | 36760513570102 |
9 | 7473327138715 |
10 | 2128243257410 |
11 | 750645921236 |
12 | 2a457443b542 |
13 | 1259004b323a |
14 | 75016902a54 |
15 | 3a5619cebc5 |
hex | 1ef852ef042 |
2128243257410 has 16 divisors (see below), whose sum is σ = 3830939177400. Its totient is φ = 851274788736.
The previous prime is 2128243257389. The next prime is 2128243257419. The reversal of 2128243257410 is 147523428212.
It can be written as a sum of positive squares in 4 ways, for example, as 1107126944401 + 1021116313009 = 1052201^2 + 1010503^2 .
It is a super-2 number, since 2×21282432574102 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2128243257419) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2414555 + ... + 3175934.
Almost surely, 22128243257410 is an apocalyptic number.
2128243257410 is a deficient number, since it is larger than the sum of its proper divisors (1702695919990).
2128243257410 is a wasteful number, since it uses less digits than its factorization.
2128243257410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5628565.
The product of its (nonzero) digits is 215040, while the sum is 41.
The spelling of 2128243257410 in words is "two trillion, one hundred twenty-eight billion, two hundred forty-three million, two hundred fifty-seven thousand, four hundred ten".
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