Base | Representation |
---|---|
bin | 110100010010… |
… | …1100011110100 |
3 | 1220120220210210 |
4 | 1220211203310 |
5 | 24004314240 |
6 | 2415345420 |
7 | 452016264 |
oct | 150454364 |
9 | 56526723 |
10 | 27416820 |
11 | 14526732 |
12 | 9222270 |
13 | 58ac292 |
14 | 38d97a4 |
15 | 2618780 |
hex | 1a258f4 |
27416820 has 48 divisors (see below), whose sum is σ = 77027328. Its totient is φ = 7286400.
The previous prime is 27416819. The next prime is 27416821. The reversal of 27416820 is 2861472.
It is an interprime number because it is at equal distance from previous prime (27416819) and next prime (27416821).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27416821) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23245 + ... + 24395.
It is an arithmetic number, because the mean of its divisors is an integer number (1604736).
Almost surely, 227416820 is an apocalyptic number.
27416820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27416820 is an abundant number, since it is smaller than the sum of its proper divisors (49610508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27416820 is a wasteful number, since it uses less digits than its factorization.
27416820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1560 (or 1558 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 30.
The square root of 27416820 is about 5236.1073327425. The cubic root of 27416820 is about 301.5359010518.
The spelling of 27416820 in words is "twenty-seven million, four hundred sixteen thousand, eight hundred twenty".
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