Base | Representation |
---|---|
bin | 111000111101… |
… | …0001010000000 |
3 | 2002012001212201 |
4 | 1301322022000 |
5 | 30121013410 |
6 | 2544002544 |
7 | 511544536 |
oct | 161721200 |
9 | 62161781 |
10 | 29860480 |
11 | 15945691 |
12 | a000454 |
13 | 6256630 |
14 | 3d74156 |
15 | 294c83a |
hex | 1c7a280 |
29860480 has 128 divisors (see below), whose sum is σ = 79768080. Its totient is φ = 10616832.
The previous prime is 29860477. The next prime is 29860487. The reversal of 29860480 is 8406892.
29860480 = T455 + T456 + ... + T648.
It can be written as a sum of positive squares in 8 ways, for example, as 13017664 + 16842816 = 3608^2 + 4104^2 .
It is a tau number, because it is divible by the number of its divisors (128).
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is not an unprimeable number, because it can be changed into a prime (29860487) 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, 307792 + ... + 307888.
Almost surely, 229860480 is an apocalyptic number.
29860480 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 29860480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39884040).
29860480 is an abundant number, since it is smaller than the sum of its proper divisors (49907600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29860480 is a wasteful number, since it uses less digits than its factorization.
29860480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166 (or 154 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 29860480 is about 5464.4743571546. The cubic root of 29860480 is about 310.2408118454.
The spelling of 29860480 in words is "twenty-nine million, eight hundred sixty thousand, four hundred eighty".
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