Base | Representation |
---|---|
bin | 111001000001… |
… | …0000000100010 |
3 | 2002020200222220 |
4 | 1302002000202 |
5 | 30123031032 |
6 | 2544411510 |
7 | 512040363 |
oct | 162020042 |
9 | 62220886 |
10 | 29892642 |
11 | 1596786a |
12 | a016b96 |
13 | 6268170 |
14 | 3d81b6a |
15 | 295712c |
hex | 1c82022 |
29892642 has 32 divisors (see below), whose sum is σ = 64774080. Its totient is φ = 9142080.
The previous prime is 29892631. The next prime is 29892659. The reversal of 29892642 is 24629892.
It is a junction number, because it is equal to n+sod(n) for n = 29892594 and 29892603.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12892 + ... + 15032.
It is an arithmetic number, because the mean of its divisors is an integer number (2024190).
Almost surely, 229892642 is an apocalyptic number.
29892642 is an abundant number, since it is smaller than the sum of its proper divisors (34881438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29892642 is a wasteful number, since it uses less digits than its factorization.
29892642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2338.
The product of its digits is 124416, while the sum is 42.
The square root of 29892642 is about 5467.4163916790. The cubic root of 29892642 is about 310.3521561684.
The spelling of 29892642 in words is "twenty-nine million, eight hundred ninety-two thousand, six hundred forty-two".
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