Base | Representation |
---|---|
bin | 100011110001010… |
… | …1110001101000100 |
3 | 10002122112202202220 |
4 | 1013202232031010 |
5 | 4424233100414 |
6 | 315034132340 |
7 | 41513151450 |
oct | 10742561504 |
9 | 3078482686 |
10 | 1200284484 |
11 | 566590553 |
12 | 295b810b0 |
13 | 161893b09 |
14 | b55a5660 |
15 | 70594ca9 |
hex | 478ae344 |
1200284484 has 48 divisors (see below), whose sum is σ = 3230696448. Its totient is φ = 339730848.
The previous prime is 1200284483. The next prime is 1200284513. The reversal of 1200284484 is 4844820021.
It is a super-2 number, since 2×12002844842 = 2881365685062292512, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1200284483) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57784 + ... + 75759.
It is an arithmetic number, because the mean of its divisors is an integer number (67306176).
Almost surely, 21200284484 is an apocalyptic number.
1200284484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1200284484 is an abundant number, since it is smaller than the sum of its proper divisors (2030411964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200284484 is a wasteful number, since it uses less digits than its factorization.
1200284484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133664 (or 133662 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 33.
The square root of 1200284484 is about 34645.1220808933. The cubic root of 1200284484 is about 1062.7425373698.
The spelling of 1200284484 in words is "one billion, two hundred million, two hundred eighty-four thousand, four hundred eighty-four".
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