Base | Representation |
---|---|
bin | 10100011101011… |
… | …110110100010000 |
3 | 212220221001122110 |
4 | 110131132310100 |
5 | 1200334211340 |
6 | 54021305320 |
7 | 11335525050 |
oct | 2435366420 |
9 | 786831573 |
10 | 343272720 |
11 | 16684a96a |
12 | 96b65240 |
13 | 5616c16b |
14 | 33839560 |
15 | 2020a680 |
hex | 1475ed10 |
343272720 has 80 divisors (see below), whose sum is σ = 1216172160. Its totient is φ = 78461952.
The previous prime is 343272707. The next prime is 343272731. The reversal of 343272720 is 27272343.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100485 + ... + 103844.
It is an arithmetic number, because the mean of its divisors is an integer number (15202152).
Almost surely, 2343272720 is an apocalyptic number.
343272720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
343272720 is an abundant number, since it is smaller than the sum of its proper divisors (872899440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
343272720 is a wasteful number, since it uses less digits than its factorization.
343272720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204352 (or 204346 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 30.
The square root of 343272720 is about 18527.6204624339. The cubic root of 343272720 is about 700.1854746611.
The spelling of 343272720 in words is "three hundred forty-three million, two hundred seventy-two thousand, seven hundred twenty".
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