Base | Representation |
---|---|
bin | 1110101111001000000… |
… | …1000111100001101001 |
3 | 220012110202011102212121 |
4 | 3223302001013201221 |
5 | 13121442112414114 |
6 | 312145355111241 |
7 | 24201515410543 |
oct | 3536201074151 |
9 | 805422142777 |
10 | 253168482409 |
11 | 9840600aa57 |
12 | 41095742521 |
13 | 1ab48643a5b |
14 | c379554693 |
15 | 68bb08da24 |
hex | 3af2047869 |
253168482409 has 8 divisors (see below), whose sum is σ = 261588718080. Its totient is φ = 244764091200.
The previous prime is 253168482397. The next prime is 253168482421. The reversal of 253168482409 is 904284861352.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (253168482397) and next prime (253168482421).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 253168482409 - 25 = 253168482377 is a prime.
It is a super-2 number, since 2×2531684824092 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (253168482439) 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, 3928624 + ... + 3992545.
It is an arithmetic number, because the mean of its divisors is an integer number (32698589760).
Almost surely, 2253168482409 is an apocalyptic number.
It is an amenable number.
253168482409 is a deficient number, since it is larger than the sum of its proper divisors (8420235671).
253168482409 is a wasteful number, since it uses less digits than its factorization.
253168482409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7922231.
The product of its (nonzero) digits is 3317760, while the sum is 52.
The spelling of 253168482409 in words is "two hundred fifty-three billion, one hundred sixty-eight million, four hundred eighty-two thousand, four hundred nine".
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