Base | Representation |
---|---|
bin | 11001011101010… |
… | …011001100111110 |
3 | 1002202200111110110 |
4 | 121131103030332 |
5 | 1333320024410 |
6 | 110214250450 |
7 | 13404246150 |
oct | 3135231476 |
9 | 1082614413 |
10 | 427111230 |
11 | 1aa102a97 |
12 | bb056a26 |
13 | 6a644750 |
14 | 40a20ad0 |
15 | 2776b720 |
hex | 1975333e |
427111230 has 128 divisors (see below), whose sum is σ = 1335979008. Its totient is φ = 84805632.
The previous prime is 427111229. The next prime is 427111253. The reversal of 427111230 is 32111724.
It is a super-2 number, since 2×4271112302 = 364848005584225800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 427111197 and 427111206.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41809 + ... + 51011.
It is an arithmetic number, because the mean of its divisors is an integer number (10437336).
Almost surely, 2427111230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 427111230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (667989504).
427111230 is an abundant number, since it is smaller than the sum of its proper divisors (908867778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427111230 is a wasteful number, since it uses less digits than its factorization.
427111230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9250.
The product of its (nonzero) digits is 336, while the sum is 21.
The square root of 427111230 is about 20666.6695430106. The cubic root of 427111230 is about 753.0902011664.
Adding to 427111230 its reverse (32111724), we get a palindrome (459222954).
The spelling of 427111230 in words is "four hundred twenty-seven million, one hundred eleven thousand, two hundred thirty".
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