Base | Representation |
---|---|
bin | 111001000000… |
… | …0101001010000 |
3 | 2002020102100000 |
4 | 1302000221100 |
5 | 30122341211 |
6 | 2544330000 |
7 | 512015163 |
oct | 162005120 |
9 | 62212300 |
10 | 29887056 |
11 | 15963651 |
12 | a013900 |
13 | 6265764 |
14 | 3d7dada |
15 | 2955656 |
hex | 1c80a50 |
29887056 has 60 divisors (see below), whose sum is σ = 86751392. Its totient is φ = 9961056.
The previous prime is 29887027. The next prime is 29887061. The reversal of 29887056 is 65078892.
It is a super-2 number, since 2×298870562 = 1786472232694272, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45 + ... + 7731.
Almost surely, 229887056 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 29887056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43375696).
29887056 is an abundant number, since it is smaller than the sum of its proper divisors (56864336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29887056 is an equidigital number, since it uses as much as digits as its factorization.
29887056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7710 (or 7692 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 29887056 is about 5466.9055232371. The cubic root of 29887056 is about 310.3328232598.
The spelling of 29887056 in words is "twenty-nine million, eight hundred eighty-seven thousand, fifty-six".
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