Base | Representation |
---|---|
bin | 11101000110011… |
… | …100010110001110 |
3 | 1021000200120020100 |
4 | 131012130112032 |
5 | 1444441300423 |
6 | 120240231530 |
7 | 15045604641 |
oct | 3506342616 |
9 | 1230616210 |
10 | 488228238 |
11 | 230657113 |
12 | 11760b5a6 |
13 | 7a1c2c64 |
14 | 48bada58 |
15 | 2cce0343 |
hex | 1d19c58e |
488228238 has 48 divisors (see below), whose sum is σ = 1099103616. Its totient is φ = 156461760.
The previous prime is 488228231. The next prime is 488228239. The reversal of 488228238 is 832822884.
It is a happy number.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 488228193 and 488228202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (488228231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84820 + ... + 90392.
It is an arithmetic number, because the mean of its divisors is an integer number (22897992).
Almost surely, 2488228238 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 488228238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (549551808).
488228238 is an abundant number, since it is smaller than the sum of its proper divisors (610875378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
488228238 is a wasteful number, since it uses less digits than its factorization.
488228238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5769 (or 5766 counting only the distinct ones).
The product of its digits is 393216, while the sum is 45.
The square root of 488228238 is about 22095.8873548903. The cubic root of 488228238 is about 787.4221576875.
The spelling of 488228238 in words is "four hundred eighty-eight million, two hundred twenty-eight thousand, two hundred thirty-eight".
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