Base | Representation |
---|---|
bin | 11010101101110… |
… | …101010111011000 |
3 | 1011020102001221000 |
4 | 122231311113120 |
5 | 1404221111210 |
6 | 112250545000 |
7 | 14051554443 |
oct | 3255652730 |
9 | 1136361830 |
10 | 448222680 |
11 | 210012374 |
12 | 106138160 |
13 | 71b26a29 |
14 | 4375865a |
15 | 2953bac0 |
hex | 1ab755d8 |
448222680 has 128 divisors (see below), whose sum is σ = 1582027200. Its totient is φ = 112490496.
The previous prime is 448222667. The next prime is 448222703. The reversal of 448222680 is 86222844.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
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 31 ways as a sum of consecutive naturals, for example, 6154 + ... + 30566.
Almost surely, 2448222680 is an apocalyptic number.
448222680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 448222680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (791013600).
448222680 is an abundant number, since it is smaller than the sum of its proper divisors (1133804520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448222680 is a wasteful number, since it uses less digits than its factorization.
448222680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24450 (or 24440 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 36.
The square root of 448222680 is about 21171.2701555670. The cubic root of 448222680 is about 765.2992293466.
The spelling of 448222680 in words is "four hundred forty-eight million, two hundred twenty-two thousand, six hundred eighty".
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