Base | Representation |
---|---|
bin | 111001000011… |
… | …1000110000000 |
3 | 2002021202120101 |
4 | 1302013012000 |
5 | 30124212342 |
6 | 2545052144 |
7 | 512155201 |
oct | 162070600 |
9 | 62252511 |
10 | 29913472 |
11 | 15981486 |
12 | a027054 |
13 | 62747a4 |
14 | 3d895a8 |
15 | 295d3b7 |
hex | 1c87180 |
29913472 has 64 divisors (see below), whose sum is σ = 64443600. Its totient is φ = 13778944.
The previous prime is 29913469. The next prime is 29913491. The reversal of 29913472 is 27431992.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
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, 128268 + ... + 128500.
Almost surely, 229913472 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 29913472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32221800).
29913472 is an abundant number, since it is smaller than the sum of its proper divisors (34530128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29913472 is a wasteful number, since it uses less digits than its factorization.
29913472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 323 (or 311 counting only the distinct ones).
The product of its digits is 27216, while the sum is 37.
The square root of 29913472 is about 5469.3209816210. The cubic root of 29913472 is about 310.4242266845.
The spelling of 29913472 in words is "twenty-nine million, nine hundred thirteen thousand, four hundred seventy-two".
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