Base | Representation |
---|---|
bin | 11001011111110… |
… | …100011011101110 |
3 | 1002210221001100201 |
4 | 121133310123232 |
5 | 1334002143010 |
6 | 110240344114 |
7 | 13412666416 |
oct | 3137643356 |
9 | 1083831321 |
10 | 427771630 |
11 | 1aa514180 |
12 | bb31503a |
13 | 6a816210 |
14 | 40b53646 |
15 | 2784c23a |
hex | 197f46ee |
427771630 has 64 divisors (see below), whose sum is σ = 908107200. Its totient is φ = 143032320.
The previous prime is 427771621. The next prime is 427771633. The reversal of 427771630 is 36177724.
It is a self number, because there is not a number n which added to its sum of digits gives 427771630.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427771633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 555886 + ... + 556654.
It is an arithmetic number, because the mean of its divisors is an integer number (14189175).
Almost surely, 2427771630 is an apocalyptic number.
427771630 is an abundant number, since it is smaller than the sum of its proper divisors (480335570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427771630 is a wasteful number, since it uses less digits than its factorization.
427771630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1189.
The product of its (nonzero) digits is 49392, while the sum is 37.
The square root of 427771630 is about 20682.6407888355. The cubic root of 427771630 is about 753.4781443408.
The spelling of 427771630 in words is "four hundred twenty-seven million, seven hundred seventy-one thousand, six hundred thirty".
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