Base | Representation |
---|---|
bin | 110111100100… |
… | …0001010010101 |
3 | 2000211000210020 |
4 | 1233020022111 |
5 | 24424201123 |
6 | 2520215353 |
7 | 502420143 |
oct | 157101225 |
9 | 60730706 |
10 | 29131413 |
11 | 15497953 |
12 | 990a559 |
13 | 605c82c |
14 | 3c24593 |
15 | 28567e3 |
hex | 1bc8295 |
29131413 has 8 divisors (see below), whose sum is σ = 40094976. Its totient is φ = 18794400.
The previous prime is 29131393. The next prime is 29131433. The reversal of 29131413 is 31413192.
It is an interprime number because it is at equal distance from previous prime (29131393) and next prime (29131433).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 29131413 - 29 = 29130901 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29131433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156528 + ... + 156713.
It is an arithmetic number, because the mean of its divisors is an integer number (5011872).
Almost surely, 229131413 is an apocalyptic number.
It is an amenable number.
29131413 is a deficient number, since it is larger than the sum of its proper divisors (10963563).
29131413 is a wasteful number, since it uses less digits than its factorization.
29131413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 313275.
The product of its digits is 648, while the sum is 24.
The square root of 29131413 is about 5397.3524065045. The cubic root of 29131413 is about 307.6950550412.
The spelling of 29131413 in words is "twenty-nine million, one hundred thirty-one thousand, four hundred thirteen".
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