Base | Representation |
---|---|
bin | 111001000111… |
… | …1010011100011 |
3 | 2002100110201010 |
4 | 1302033103203 |
5 | 30131301412 |
6 | 2545512003 |
7 | 512355231 |
oct | 162172343 |
9 | 62313633 |
10 | 29947107 |
11 | 159a4783 |
12 | a042603 |
13 | 6286ba8 |
14 | 3d97951 |
15 | 296833c |
hex | 1c8f4e3 |
29947107 has 8 divisors (see below), whose sum is σ = 39970384. Its totient is φ = 19944288.
The previous prime is 29947103. The next prime is 29947109. The reversal of 29947107 is 70174992.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 29947107 - 22 = 29947103 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29947103) 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, 1288 + ... + 7845.
It is an arithmetic number, because the mean of its divisors is an integer number (4996298).
Almost surely, 229947107 is an apocalyptic number.
29947107 is a deficient number, since it is larger than the sum of its proper divisors (10023277).
29947107 is a wasteful number, since it uses less digits than its factorization.
29947107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10229.
The product of its (nonzero) digits is 31752, while the sum is 39.
The square root of 29947107 is about 5472.3949967085. The cubic root of 29947107 is about 310.5405311147.
It can be divided in two parts, 2994 and 7107, that added together give a palindrome (10101).
The spelling of 29947107 in words is "twenty-nine million, nine hundred forty-seven thousand, one hundred seven".
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