Base | Representation |
---|---|
bin | 110100101101… |
… | …0011010111100 |
3 | 1220222220211001 |
4 | 1221122122330 |
5 | 24033231330 |
6 | 2424140044 |
7 | 453610450 |
oct | 151323274 |
9 | 56886731 |
10 | 27633340 |
11 | 14664379 |
12 | 9307624 |
13 | 59569b7 |
14 | 3954660 |
15 | 265c9ca |
hex | 1a5a6bc |
27633340 has 24 divisors (see below), whose sum is σ = 66320352. Its totient is φ = 9474240.
The previous prime is 27633337. The next prime is 27633341. The reversal of 27633340 is 4333672.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 27633299 and 27633308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27633341) 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, 98551 + ... + 98830.
It is an arithmetic number, because the mean of its divisors is an integer number (2763348).
Almost surely, 227633340 is an apocalyptic number.
27633340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27633340 is an abundant number, since it is smaller than the sum of its proper divisors (38687012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27633340 is a wasteful number, since it uses less digits than its factorization.
27633340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197397 (or 197395 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 28.
The square root of 27633340 is about 5256.7423372275. The cubic root of 27633340 is about 302.3275979582.
The spelling of 27633340 in words is "twenty-seven million, six hundred thirty-three thousand, three hundred forty".
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