Base | Representation |
---|---|
bin | 111000010100… |
… | …1101011111000 |
3 | 2001120022202000 |
4 | 1300221223320 |
5 | 30024441442 |
6 | 2532541000 |
7 | 506002560 |
oct | 160515370 |
9 | 61508660 |
10 | 29530872 |
11 | 1573aa88 |
12 | 9a81760 |
13 | 616c5b7 |
14 | 3cc9da0 |
15 | 28d4d4c |
hex | 1c29af8 |
29530872 has 64 divisors (see below), whose sum is σ = 93753600. Its totient is φ = 8436960.
The previous prime is 29530861. The next prime is 29530877. The reversal of 29530872 is 27803592.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29530877) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8254 + ... + 11277.
It is an arithmetic number, because the mean of its divisors is an integer number (1464900).
Almost surely, 229530872 is an apocalyptic number.
It is an amenable number.
29530872 is an abundant number, since it is smaller than the sum of its proper divisors (64222728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29530872 is a wasteful number, since it uses less digits than its factorization.
29530872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19553 (or 19543 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 29530872 is about 5434.2315004056. The cubic root of 29530872 is about 309.0950786687.
The spelling of 29530872 in words is "twenty-nine million, five hundred thirty thousand, eight hundred seventy-two".
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