Base | Representation |
---|---|
bin | 10100100100000… |
… | …100100101010000 |
3 | 220001011211101212 |
4 | 110210010211100 |
5 | 1201310002042 |
6 | 54122315252 |
7 | 11356311461 |
oct | 2444044520 |
9 | 801154355 |
10 | 345000272 |
11 | 16781a8a1 |
12 | 97658b28 |
13 | 56625596 |
14 | 33b68d68 |
15 | 2044c482 |
hex | 14904950 |
345000272 has 20 divisors (see below), whose sum is σ = 670195200. Its totient is φ = 172046688.
The previous prime is 345000259. The next prime is 345000277. The reversal of 345000272 is 272000543.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345000277) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22022 + ... + 34277.
It is an arithmetic number, because the mean of its divisors is an integer number (33509760).
Almost surely, 2345000272 is an apocalyptic number.
It is an amenable number.
345000272 is a deficient number, since it is larger than the sum of its proper divisors (325194928).
345000272 is a wasteful number, since it uses less digits than its factorization.
345000272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56690 (or 56684 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 23.
The square root of 345000272 is about 18574.1829429991. The cubic root of 345000272 is about 701.3580926681.
The spelling of 345000272 in words is "three hundred forty-five million, two hundred seventy-two", and thus it is an aban number.
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