Base | Representation |
---|---|
bin | 10100001011011… |
… | …100101011100100 |
3 | 212121000212221210 |
4 | 110023130223210 |
5 | 1143131423010 |
6 | 53332111420 |
7 | 11250405525 |
oct | 2413345344 |
9 | 777025853 |
10 | 338545380 |
11 | 164111178 |
12 | 95465570 |
13 | 551a5514 |
14 | 32d6884c |
15 | 1eac4b20 |
hex | 142dcae4 |
338545380 has 96 divisors (see below), whose sum is σ = 967688064. Its totient is φ = 88418304.
The previous prime is 338545369. The next prime is 338545393. The reversal of 338545380 is 83545833.
It is a super-2 number, since 2×3385453802 = 229225948638688800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 781644 + ... + 782076.
It is an arithmetic number, because the mean of its divisors is an integer number (10080084).
Almost surely, 2338545380 is an apocalyptic number.
338545380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 338545380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (483844032).
338545380 is an abundant number, since it is smaller than the sum of its proper divisors (629142684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
338545380 is a wasteful number, since it uses less digits than its factorization.
338545380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685 (or 683 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 39.
The square root of 338545380 is about 18399.6027131023. The cubic root of 338545380 is about 696.9564321445.
The spelling of 338545380 in words is "three hundred thirty-eight million, five hundred forty-five thousand, three hundred eighty".
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