Base | Representation |
---|---|
bin | 100101011100000… |
… | …001001101110000 |
3 | 1121202212212222001 |
4 | 211130001031300 |
5 | 2241243231000 |
6 | 142154223344 |
7 | 21364531111 |
oct | 4534011560 |
9 | 1552785861 |
10 | 628102000 |
11 | 2a2602369 |
12 | 156424b54 |
13 | a01879b6 |
14 | 5d5c0208 |
15 | 3a21e46a |
hex | 25701370 |
628102000 has 80 divisors (see below), whose sum is σ = 1598781600. Its totient is φ = 238003200.
The previous prime is 628101983. The next prime is 628102073. The reversal of 628102000 is 201826.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (19).
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, 29736 + ... + 46264.
It is an arithmetic number, because the mean of its divisors is an integer number (19984770).
Almost surely, 2628102000 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 628102000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799390800).
628102000 is an abundant number, since it is smaller than the sum of its proper divisors (970679600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
628102000 is a wasteful number, since it uses less digits than its factorization.
628102000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16571 (or 16555 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 628102000 is about 25061.9632112091. The cubic root of 628102000 is about 856.4001317370.
Adding to 628102000 its reverse (201826), we get a palindrome (628303826).
The spelling of 628102000 in words is "six hundred twenty-eight million, one hundred two thousand".
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