Base | Representation |
---|---|
bin | 11110111001011011001… |
… | …011010001010010000010 |
3 | 21111222110111021121122100 |
4 | 132321123023101102002 |
5 | 234241400320302000 |
6 | 4303223221251230 |
7 | 306253645120221 |
oct | 36713313212202 |
9 | 7458414247570 |
10 | 2123243525250 |
11 | 74950a687491 |
12 | 2a35b9b63b16 |
13 | 1252b4719543 |
14 | 74aa08b0cb8 |
15 | 3a36cacca00 |
hex | 1ee5b2d1482 |
2123243525250 has 48 divisors (see below), whose sum is σ = 5741250498360. Its totient is φ = 566198272800.
The previous prime is 2123243525213. The next prime is 2123243525279. The reversal of 2123243525250 is 525253423212.
It is a happy number.
2123243525250 is a `hidden beast` number, since 2 + 1 + 2 + 324 + 35 + 252 + 50 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 89958604761 + 2033284920489 = 299931^2 + 1425933^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 471829645 + ... + 471834144.
Almost surely, 22123243525250 is an apocalyptic number.
2123243525250 is an abundant number, since it is smaller than the sum of its proper divisors (3618006973110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2123243525250 is a wasteful number, since it uses less digits than its factorization.
2123243525250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 943663812 (or 943663799 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 36.
Adding to 2123243525250 its reverse (525253423212), we get a palindrome (2648496948462).
The spelling of 2123243525250 in words is "two trillion, one hundred twenty-three billion, two hundred forty-three million, five hundred twenty-five thousand, two hundred fifty".
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