Base | Representation |
---|---|
bin | 110111010100… |
… | …0000110010000 |
3 | 2000120100122001 |
4 | 1232220012100 |
5 | 24411000310 |
6 | 2513323344 |
7 | 501332224 |
oct | 156500620 |
9 | 60510561 |
10 | 29000080 |
11 | 1540820a |
12 | 9866554 |
13 | 6014b15 |
14 | 3bcc784 |
15 | 282c93a |
hex | 1ba8190 |
29000080 has 40 divisors (see below), whose sum is σ = 70977600. Its totient is φ = 10988928.
The previous prime is 29000077. The next prime is 29000107. The reversal of 29000080 is 8000092.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a nialpdrome in base 12.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8020 + ... + 11059.
It is an arithmetic number, because the mean of its divisors is an integer number (1774440).
Almost surely, 229000080 is an apocalyptic number.
29000080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29000080 is an abundant number, since it is smaller than the sum of its proper divisors (41977520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29000080 is a wasteful number, since it uses less digits than its factorization.
29000080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19111 (or 19105 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 29000080 is about 5385.1722349429. The cubic root of 29000080 is about 307.2319650802.
The spelling of 29000080 in words is "twenty-nine million, eighty", and thus it is an aban number and an uban number.
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