Base | Representation |
---|---|
bin | 11011011010000011… |
… | …110111011100100000 |
3 | 2210221220110000101000 |
4 | 123122003313130200 |
5 | 440232113003100 |
6 | 21304045312000 |
7 | 2061155000253 |
oct | 333203673440 |
9 | 83856400330 |
10 | 29428250400 |
11 | 115315310aa |
12 | 5853565600 |
13 | 2a0caab023 |
14 | 15d253709a |
15 | b7383b900 |
hex | 6da0f7720 |
29428250400 has 576 divisors, whose sum is σ = 111592857600. Its totient is φ = 7475328000.
The previous prime is 29428250393. The next prime is 29428250413. The reversal of 29428250400 is 405282492.
29428250400 is a `hidden beast` number, since 294 + 282 + 50 + 40 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 47541291 + ... + 47541909.
It is an arithmetic number, because the mean of its divisors is an integer number (193737600).
Almost surely, 229428250400 is an apocalyptic number.
29428250400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29428250400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55796428800).
29428250400 is an abundant number, since it is smaller than the sum of its proper divisors (82164607200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29428250400 is a wasteful number, since it uses less digits than its factorization.
29428250400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 750 (or 731 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The spelling of 29428250400 in words is "twenty-nine billion, four hundred twenty-eight million, two hundred fifty thousand, four hundred".
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