Base | Representation |
---|---|
bin | 10110110011101… |
… | …001110110000000 |
3 | 222200000002200220 |
4 | 112303221312000 |
5 | 1240423430423 |
6 | 101545143040 |
7 | 12324245010 |
oct | 2663516600 |
9 | 880002626 |
10 | 382639488 |
11 | 186a98790 |
12 | a818aa80 |
13 | 613736ca |
14 | 38b65c40 |
15 | 238d49e3 |
hex | 16ce9d80 |
382639488 has 128 divisors (see below), whose sum is σ = 1267280640. Its totient is φ = 99379200.
The previous prime is 382639471. The next prime is 382639507. The reversal of 382639488 is 884936283.
It is a tau number, because it is divible by the number of its divisors (128).
It is a self number, because there is not a number n which added to its sum of digits gives 382639488.
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, 23098 + ... + 36038.
It is an arithmetic number, because the mean of its divisors is an integer number (9900630).
Almost surely, 2382639488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 382639488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (633640320).
382639488 is an abundant number, since it is smaller than the sum of its proper divisors (884641152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
382639488 is a wasteful number, since it uses less digits than its factorization.
382639488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12976 (or 12964 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 51.
The square root of 382639488 is about 19561.1729709647. The cubic root of 382639488 is about 725.9888135850.
The spelling of 382639488 in words is "three hundred eighty-two million, six hundred thirty-nine thousand, four hundred eighty-eight".
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