Base | Representation |
---|---|
bin | 1000011001010010… |
… | …1000000011100101 |
3 | 12211001110101210000 |
4 | 2012110220003211 |
5 | 14103402211033 |
6 | 1011341251513 |
7 | 106562614653 |
oct | 20624500345 |
9 | 5731411700 |
10 | 2253553893 |
11 | a57088438 |
12 | 52a863b99 |
13 | 29bb62556 |
14 | 17541bdd3 |
15 | d2c99a13 |
hex | 865280e5 |
2253553893 has 10 divisors (see below), whose sum is σ = 3366420134. Its totient is φ = 1502369208.
The previous prime is 2253553891. The next prime is 2253553901. The reversal of 2253553893 is 3983553522.
2253553893 is a `hidden beast` number, since 2 + 2 + 5 + 3 + 553 + 8 + 93 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1860800769 + 392753124 = 43137^2 + 19818^2 .
It is not a de Polignac number, because 2253553893 - 21 = 2253553891 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2253553891) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13910746 + ... + 13910907.
Almost surely, 22253553893 is an apocalyptic number.
It is an amenable number.
2253553893 is a deficient number, since it is larger than the sum of its proper divisors (1112866241).
2253553893 is an equidigital number, since it uses as much as digits as its factorization.
2253553893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27821665 (or 27821656 counting only the distinct ones).
The product of its digits is 972000, while the sum is 45.
The square root of 2253553893 is about 47471.6114430509. The cubic root of 2253553893 is about 1311.0602478478.
The spelling of 2253553893 in words is "two billion, two hundred fifty-three million, five hundred fifty-three thousand, eight hundred ninety-three".
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