Base | Representation |
---|---|
bin | 11101011111010… |
… | …00101010010110 |
3 | 122020110121120110 |
4 | 32233220222112 |
5 | 1001311241332 |
6 | 40313543450 |
7 | 6062411334 |
oct | 1657505226 |
9 | 566417513 |
10 | 247368342 |
11 | 1176a6551 |
12 | 6aa14b86 |
13 | 3c330900 |
14 | 24bd2b54 |
15 | 16ab44cc |
hex | ebe8a96 |
247368342 has 24 divisors (see below), whose sum is σ = 535722984. Its totient is φ = 76113024.
The previous prime is 247368337. The next prime is 247368349. The reversal of 247368342 is 243863742.
It is a super-2 number, since 2×2473683422 = 122382193247657928, which contains 22 as substring.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 247368342.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (247368349) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120963 + ... + 122990.
It is an arithmetic number, because the mean of its divisors is an integer number (22321791).
Almost surely, 2247368342 is an apocalyptic number.
247368342 is an abundant number, since it is smaller than the sum of its proper divisors (288354642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
247368342 is a wasteful number, since it uses less digits than its factorization.
247368342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243984 (or 243971 counting only the distinct ones).
The product of its digits is 193536, while the sum is 39.
The square root of 247368342 is about 15727.9478000151. The cubic root of 247368342 is about 627.7422688478.
The spelling of 247368342 in words is "two hundred forty-seven million, three hundred sixty-eight thousand, three hundred forty-two".
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