Base | Representation |
---|---|
bin | 111001001010… |
… | …0100001010110 |
3 | 2002101120000100 |
4 | 1302110201112 |
5 | 30132442340 |
6 | 2550154530 |
7 | 512504430 |
oct | 162244126 |
9 | 62346010 |
10 | 29968470 |
11 | 15a09834 |
12 | a052a46 |
13 | 629382c |
14 | 3da1650 |
15 | 296e830 |
hex | 1c94856 |
29968470 has 48 divisors (see below), whose sum is σ = 89051040. Its totient is φ = 6849792.
The previous prime is 29968459. The next prime is 29968487. The reversal of 29968470 is 7486992.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23155 + ... + 24414.
It is an arithmetic number, because the mean of its divisors is an integer number (1855230).
Almost surely, 229968470 is an apocalyptic number.
29968470 is an abundant number, since it is smaller than the sum of its proper divisors (59082570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29968470 is a wasteful number, since it uses less digits than its factorization.
29968470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47589 (or 47586 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The square root of 29968470 is about 5474.3465363457. The cubic root of 29968470 is about 310.6143557248.
The spelling of 29968470 in words is "twenty-nine million, nine hundred sixty-eight thousand, four hundred seventy".
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