Base | Representation |
---|---|
bin | 110011110011… |
… | …0001110110110 |
3 | 1220002201222202 |
4 | 1213212032312 |
5 | 23423014210 |
6 | 2410024502 |
7 | 446556116 |
oct | 147461666 |
9 | 56081882 |
10 | 27157430 |
11 | 14369863 |
12 | 9118132 |
13 | 581b1b1 |
14 | 386d046 |
15 | 25b69a5 |
hex | 19e63b6 |
27157430 has 16 divisors (see below), whose sum is σ = 49186224. Its totient is φ = 10795680.
The previous prime is 27157423. The next prime is 27157439. The reversal of 27157430 is 3475172.
It is a junction number, because it is equal to n+sod(n) for n = 27157393 and 27157402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27157439) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6701 + ... + 9960.
It is an arithmetic number, because the mean of its divisors is an integer number (3074139).
Almost surely, 227157430 is an apocalyptic number.
27157430 is a deficient number, since it is larger than the sum of its proper divisors (22028794).
27157430 is a wasteful number, since it uses less digits than its factorization.
27157430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16831.
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 27157430 is about 5211.2791136150. The cubic root of 27157430 is about 300.5819444796.
The spelling of 27157430 in words is "twenty-seven million, one hundred fifty-seven thousand, four hundred thirty".
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