Base | Representation |
---|---|
bin | 111000000011… |
… | …0000110100001 |
3 | 2001021220210211 |
4 | 1300012012201 |
5 | 30010310441 |
6 | 2525454121 |
7 | 504524623 |
oct | 160060641 |
9 | 61256724 |
10 | 29385121 |
11 | 15650527 |
12 | 9a11341 |
13 | 611b15c |
14 | 3c8cc13 |
15 | 28a6a81 |
hex | 1c061a1 |
29385121 has 2 divisors, whose sum is σ = 29385122. Its totient is φ = 29385120.
The previous prime is 29385113. The next prime is 29385131. The reversal of 29385121 is 12158392.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 21986721 + 7398400 = 4689^2 + 2720^2 .
It is a cyclic number.
It is not a de Polignac number, because 29385121 - 23 = 29385113 is a prime.
It is not a weakly prime, because it can be changed into another prime (29385101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14692560 + 14692561.
It is an arithmetic number, because the mean of its divisors is an integer number (14692561).
Almost surely, 229385121 is an apocalyptic number.
It is an amenable number.
29385121 is a deficient number, since it is larger than the sum of its proper divisors (1).
29385121 is an equidigital number, since it uses as much as digits as its factorization.
29385121 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4320, while the sum is 31.
The square root of 29385121 is about 5420.8044605944. The cubic root of 29385121 is about 308.5857220235.
The spelling of 29385121 in words is "twenty-nine million, three hundred eighty-five thousand, one hundred twenty-one".
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