Base | Representation |
---|---|
bin | 100101011110110… |
… | …010101110001100 |
3 | 1121211020211022111 |
4 | 211132302232030 |
5 | 2241440012233 |
6 | 142221553404 |
7 | 21403646620 |
oct | 4536625614 |
9 | 1554224274 |
10 | 628829068 |
11 | 2a2a5964a |
12 | 156715864 |
13 | a038090a |
14 | 5d72d180 |
15 | 3a314acd |
hex | 257b2b8c |
628829068 has 24 divisors (see below), whose sum is σ = 1258693632. Its totient is φ = 269276304.
The previous prime is 628829063. The next prime is 628829083. The reversal of 628829068 is 860928826.
It is not an unprimeable number, because it can be changed into a prime (628829063) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28005 + ... + 45187.
It is an arithmetic number, because the mean of its divisors is an integer number (52445568).
Almost surely, 2628829068 is an apocalyptic number.
It is an amenable number.
628829068 is an abundant number, since it is smaller than the sum of its proper divisors (629864564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
628829068 is a wasteful number, since it uses less digits than its factorization.
628829068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18501 (or 18499 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 49.
The square root of 628829068 is about 25076.4644238377. The cubic root of 628829068 is about 856.7304501825.
The spelling of 628829068 in words is "six hundred twenty-eight million, eight hundred twenty-nine thousand, sixty-eight".
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