Base | Representation |
---|---|
bin | 111000101111… |
… | …0001111011111 |
3 | 2001222021001000 |
4 | 1301132033133 |
5 | 30103334033 |
6 | 2541321343 |
7 | 510560310 |
oct | 161361737 |
9 | 61867030 |
10 | 29746143 |
11 | 15877799 |
12 | 9b66253 |
13 | 621658b |
14 | 3d44607 |
15 | 2928a13 |
hex | 1c5e3df |
29746143 has 32 divisors (see below), whose sum is σ = 51998720. Its totient is φ = 16446240.
The previous prime is 29746133. The next prime is 29746163. The reversal of 29746143 is 34164792.
It is not a de Polignac number, because 29746143 - 24 = 29746127 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 29746098 and 29746107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29746103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3321 + ... + 8397.
It is an arithmetic number, because the mean of its divisors is an integer number (1624960).
Almost surely, 229746143 is an apocalyptic number.
29746143 is a deficient number, since it is larger than the sum of its proper divisors (22252577).
29746143 is a wasteful number, since it uses less digits than its factorization.
29746143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5124 (or 5118 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 29746143 is about 5454.0024752470. The cubic root of 29746143 is about 309.8443304442.
The spelling of 29746143 in words is "twenty-nine million, seven hundred forty-six thousand, one hundred forty-three".
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