Base | Representation |
---|---|
bin | 1000000000001001… |
… | …0011011100010100 |
3 | 12112201000011011222 |
4 | 2000002103130110 |
5 | 13344402300242 |
6 | 553052545512 |
7 | 104142304661 |
oct | 20002233424 |
9 | 5481004158 |
10 | 2148087572 |
11 | a025a2a94 |
12 | 4bb482298 |
13 | 283056947 |
14 | 165406a68 |
15 | c88b55d2 |
hex | 80093714 |
2148087572 has 6 divisors (see below), whose sum is σ = 3759153258. Its totient is φ = 1074043784.
The previous prime is 2148087563. The next prime is 2148087647. The reversal of 2148087572 is 2757808412.
It can be written as a sum of positive squares in only one way, i.e., 2105524996 + 42562576 = 45886^2 + 6524^2 .
It is a super-2 number, since 2×21480875722 = 9228560433961710368, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268510943 + ... + 268510950.
It is an arithmetic number, because the mean of its divisors is an integer number (626525543).
Almost surely, 22148087572 is an apocalyptic number.
It is an amenable number.
2148087572 is a deficient number, since it is larger than the sum of its proper divisors (1611065686).
2148087572 is a wasteful number, since it uses less digits than its factorization.
2148087572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537021897 (or 537021895 counting only the distinct ones).
The product of its (nonzero) digits is 250880, while the sum is 44.
The square root of 2148087572 is about 46347.4656480805. The cubic root of 2148087572 is about 1290.2800850081.
The spelling of 2148087572 in words is "two billion, one hundred forty-eight million, eighty-seven thousand, five hundred seventy-two".
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