Base | Representation |
---|---|
bin | 110111111010… |
… | …0101111000001 |
3 | 2001011022020011 |
4 | 1233310233001 |
5 | 30001021420 |
6 | 2524144521 |
7 | 504110341 |
oct | 157645701 |
9 | 61138204 |
10 | 29313985 |
11 | 15602038 |
12 | 9998141 |
13 | 60c496c |
14 | 3c70d21 |
15 | 289095a |
hex | 1bf4bc1 |
29313985 has 8 divisors (see below), whose sum is σ = 35381160. Its totient is φ = 23314944.
The previous prime is 29313971. The next prime is 29314007. The reversal of 29313985 is 58931392.
It can be written as a sum of positive squares in 4 ways, for example, as 16418704 + 12895281 = 4052^2 + 3591^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29313985 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16080 + ... + 17809.
It is an arithmetic number, because the mean of its divisors is an integer number (4422645).
Almost surely, 229313985 is an apocalyptic number.
It is an amenable number.
29313985 is a deficient number, since it is larger than the sum of its proper divisors (6067175).
29313985 is a wasteful number, since it uses less digits than its factorization.
29313985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34067.
The product of its digits is 58320, while the sum is 40.
The square root of 29313985 is about 5414.2390970477. The cubic root of 29313985 is about 308.3365109647.
The spelling of 29313985 in words is "twenty-nine million, three hundred thirteen thousand, nine hundred eighty-five".
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