Base | Representation |
---|---|
bin | 110011110010… |
… | …1000101011010 |
3 | 1220002111112200 |
4 | 1213211011122 |
5 | 23422341410 |
6 | 2405551030 |
7 | 446536323 |
oct | 147450532 |
9 | 56074480 |
10 | 27152730 |
11 | 14366280 |
12 | 9115476 |
13 | 5819007 |
14 | 386b44a |
15 | 25b53c0 |
hex | 19e515a |
27152730 has 48 divisors (see below), whose sum is σ = 77017824. Its totient is φ = 6582240.
The previous prime is 27152711. The next prime is 27152731. The reversal of 27152730 is 3725172.
It is a junction number, because it is equal to n+sod(n) for n = 27152694 and 27152703.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27152731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12724 + ... + 14703.
It is an arithmetic number, because the mean of its divisors is an integer number (1604538).
Almost surely, 227152730 is an apocalyptic number.
27152730 is an abundant number, since it is smaller than the sum of its proper divisors (49865094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27152730 is a wasteful number, since it uses less digits than its factorization.
27152730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27451 (or 27448 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 27.
The square root of 27152730 is about 5210.8281491525. The cubic root of 27152730 is about 300.5646034100.
It can be divided in two parts, 2715 and 2730, that added together give a palindrome (5445).
The spelling of 27152730 in words is "twenty-seven million, one hundred fifty-two thousand, seven hundred thirty".
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