Base | Representation |
---|---|
bin | 111000101100… |
… | …0000000011001 |
3 | 2001220222000000 |
4 | 1301120000121 |
5 | 30102024401 |
6 | 2541003213 |
7 | 510422661 |
oct | 161300031 |
9 | 61828000 |
10 | 29720601 |
11 | 1585a589 |
12 | 9b53509 |
13 | 6207a71 |
14 | 3d391a1 |
15 | 2921186 |
hex | 1c58019 |
29720601 has 28 divisors (see below), whose sum is σ = 45381360. Its totient is φ = 19449720.
The previous prime is 29720519. The next prime is 29720609. The reversal of 29720601 is 10602792.
It is not a de Polignac number, because 29720601 - 219 = 29196313 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (29720609) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 42666 + ... + 43356.
Almost surely, 229720601 is an apocalyptic number.
It is an amenable number.
29720601 is a deficient number, since it is larger than the sum of its proper divisors (15660759).
29720601 is an frugal number, since it uses more digits than its factorization.
With its successor (29720602) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (753).
29720601 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 768 (or 753 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 29720601 is about 5451.6603892759. The cubic root of 29720601 is about 309.7556207904.
The spelling of 29720601 in words is "twenty-nine million, seven hundred twenty thousand, six hundred one".
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