Base | Representation |
---|---|
bin | 11110010001101… |
… | …11101111111101 |
3 | 122200220201012020 |
4 | 33020313233331 |
5 | 1010004434431 |
6 | 41111430353 |
7 | 6202553244 |
oct | 1710675775 |
9 | 580821166 |
10 | 253983741 |
11 | 120404820 |
12 | 710853b9 |
13 | 40808a4b |
14 | 25a3595b |
15 | 1746e696 |
hex | f237bfd |
253983741 has 8 divisors (see below), whose sum is σ = 369430944. Its totient is φ = 153929520.
The previous prime is 253983721. The next prime is 253983749. The reversal of 253983741 is 147389352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 253983741 - 29 = 253983229 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 253983693 and 253983702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253983749) 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, 3848206 + ... + 3848271.
It is an arithmetic number, because the mean of its divisors is an integer number (46178868).
Almost surely, 2253983741 is an apocalyptic number.
It is an amenable number.
253983741 is a deficient number, since it is larger than the sum of its proper divisors (115447203).
253983741 is a wasteful number, since it uses less digits than its factorization.
253983741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7696491.
The product of its digits is 181440, while the sum is 42.
The square root of 253983741 is about 15936.8673521492. The cubic root of 253983741 is about 633.2890399002.
The spelling of 253983741 in words is "two hundred fifty-three million, nine hundred eighty-three thousand, seven hundred forty-one".
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