Base | Representation |
---|---|
bin | 100011110001110… |
… | …0000000101111100 |
3 | 10002122221011002012 |
4 | 1013203200011330 |
5 | 4424311120303 |
6 | 315042350352 |
7 | 41514662300 |
oct | 10743400574 |
9 | 3078834065 |
10 | 1200488828 |
11 | 566710030 |
12 | 29605b3b8 |
13 | 161935b26 |
14 | b5619d00 |
15 | 705d55d8 |
hex | 478e017c |
1200488828 has 144 divisors (see below), whose sum is σ = 2783743200. Its totient is φ = 447552000.
The previous prime is 1200488797. The next prime is 1200488833. The reversal of 1200488828 is 8288840021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8056898 + ... + 8057046.
It is an arithmetic number, because the mean of its divisors is an integer number (19331550).
Almost surely, 21200488828 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 1200488828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391871600).
1200488828 is an abundant number, since it is smaller than the sum of its proper divisors (1583254372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200488828 is a wasteful number, since it uses less digits than its factorization.
1200488828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316 (or 307 counting only the distinct ones).
The product of its (nonzero) digits is 65536, while the sum is 41.
The square root of 1200488828 is about 34648.0710574196. The cubic root of 1200488828 is about 1062.8028432782.
The spelling of 1200488828 in words is "one billion, two hundred million, four hundred eighty-eight thousand, eight hundred twenty-eight".
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