Base | Representation |
---|---|
bin | 110111100011… |
… | …1110110010001 |
3 | 2000210222000200 |
4 | 1233013312101 |
5 | 24424131004 |
6 | 2520205413 |
7 | 502413330 |
oct | 157076621 |
9 | 60728020 |
10 | 29130129 |
11 | 15496996 |
12 | 9909869 |
13 | 605c082 |
14 | 3c23d17 |
15 | 2856239 |
hex | 1bc7d91 |
29130129 has 48 divisors (see below), whose sum is σ = 51891840. Its totient is φ = 15367680.
The previous prime is 29130109. The next prime is 29130149. The reversal of 29130129 is 92103192.
It is an interprime number because it is at equal distance from previous prime (29130109) and next prime (29130149).
It is not a de Polignac number, because 29130129 - 28 = 29129873 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29130109) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62959 + ... + 63419.
It is an arithmetic number, because the mean of its divisors is an integer number (1081080).
Almost surely, 229130129 is an apocalyptic number.
It is an amenable number.
29130129 is a deficient number, since it is larger than the sum of its proper divisors (22761711).
29130129 is a wasteful number, since it uses less digits than its factorization.
29130129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 550 (or 547 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 27.
The square root of 29130129 is about 5397.2334579857. The cubic root of 29130129 is about 307.6905343055.
The spelling of 29130129 in words is "twenty-nine million, one hundred thirty thousand, one hundred twenty-nine".
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