Base | Representation |
---|---|
bin | 11011001000111… |
… | …01001011111100 |
3 | 120212101100112212 |
4 | 31210131023330 |
5 | 431240114130 |
6 | 34331315552 |
7 | 5433040232 |
oct | 1544351374 |
9 | 525340485 |
10 | 227660540 |
11 | 107565808 |
12 | 642abbb8 |
13 | 382204a3 |
14 | 22342952 |
15 | 14ebee95 |
hex | d91d2fc |
227660540 has 48 divisors (see below), whose sum is σ = 488968704. Its totient is φ = 89011200.
The previous prime is 227660507. The next prime is 227660551. The reversal of 227660540 is 45066722.
It is a junction number, because it is equal to n+sod(n) for n = 227660497 and 227660506.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232532 + ... + 233508.
It is an arithmetic number, because the mean of its divisors is an integer number (10186848).
Almost surely, 2227660540 is an apocalyptic number.
227660540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
227660540 is an abundant number, since it is smaller than the sum of its proper divisors (261308164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227660540 is a wasteful number, since it uses less digits than its factorization.
227660540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1238 (or 1236 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 32.
The square root of 227660540 is about 15088.4240396405. The cubic root of 227660540 is about 610.6081366889.
The spelling of 227660540 in words is "two hundred twenty-seven million, six hundred sixty thousand, five hundred forty".
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