Base | Representation |
---|---|
bin | 11101011100101… |
… | …11001001101000 |
3 | 122012211122120220 |
4 | 32232113021220 |
5 | 1001220100342 |
6 | 40302450040 |
7 | 6056521056 |
oct | 1656271150 |
9 | 565748526 |
10 | 247034472 |
11 | 117498723 |
12 | 6a893920 |
13 | 3c244959 |
14 | 24b471d6 |
15 | 16a4a5ec |
hex | eb97268 |
247034472 has 32 divisors (see below), whose sum is σ = 618691200. Its totient is φ = 82197504.
The previous prime is 247034461. The next prime is 247034483. The reversal of 247034472 is 274430742.
It is an interprime number because it is at equal distance from previous prime (247034461) and next prime (247034483).
It is a super-2 number, since 2×2470344722 = 122052060712637568, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4929 + ... + 22767.
It is an arithmetic number, because the mean of its divisors is an integer number (19334100).
Almost surely, 2247034472 is an apocalyptic number.
It is an amenable number.
247034472 is an abundant number, since it is smaller than the sum of its proper divisors (371656728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
247034472 is a wasteful number, since it uses less digits than its factorization.
247034472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18425 (or 18421 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 33.
The square root of 247034472 is about 15717.3303076572. The cubic root of 247034472 is about 627.4597230276.
The spelling of 247034472 in words is "two hundred forty-seven million, thirty-four thousand, four hundred seventy-two".
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