Base | Representation |
---|---|
bin | 111000110101… |
… | …1101011101101 |
3 | 2002002001120001 |
4 | 1301223223231 |
5 | 30112114242 |
6 | 2542424301 |
7 | 511206646 |
oct | 161535355 |
9 | 62061501 |
10 | 29801197 |
11 | 15905098 |
12 | 9b92091 |
13 | 623565a |
14 | 3d5a6cd |
15 | 2939eb7 |
hex | 1c6baed |
29801197 has 2 divisors, whose sum is σ = 29801198. Its totient is φ = 29801196.
The previous prime is 29801179. The next prime is 29801201. The reversal of 29801197 is 79110892.
Together with previous prime (29801179) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 17732521 + 12068676 = 4211^2 + 3474^2 .
It is a cyclic number.
It is not a de Polignac number, because 29801197 - 27 = 29801069 is a prime.
It is a super-2 number, since 2×298011972 = 1776222685265618, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29801297) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14900598 + 14900599.
It is an arithmetic number, because the mean of its divisors is an integer number (14900599).
Almost surely, 229801197 is an apocalyptic number.
It is an amenable number.
29801197 is a deficient number, since it is larger than the sum of its proper divisors (1).
29801197 is an equidigital number, since it uses as much as digits as its factorization.
29801197 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9072, while the sum is 37.
The square root of 29801197 is about 5459.0472611986. The cubic root of 29801197 is about 310.0353653722.
The spelling of 29801197 in words is "twenty-nine million, eight hundred one thousand, one hundred ninety-seven".
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