Base | Representation |
---|---|
bin | 111000110011… |
… | …0100010001011 |
3 | 2002000222121221 |
4 | 1301212202023 |
5 | 30110430412 |
6 | 2542142511 |
7 | 511061320 |
oct | 161464213 |
9 | 62028557 |
10 | 29780107 |
11 | 158a0265 |
12 | 9b81a37 |
13 | 6228b86 |
14 | 3d52b47 |
15 | 2933b07 |
hex | 1c6688b |
29780107 has 8 divisors (see below), whose sum is σ = 36036576. Its totient is φ = 24024192.
The previous prime is 29780053. The next prime is 29780137. The reversal of 29780107 is 70108792.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29780107 - 27 = 29779979 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29780137) 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, 125008 + ... + 125245.
It is an arithmetic number, because the mean of its divisors is an integer number (4504572).
Almost surely, 229780107 is an apocalyptic number.
29780107 is a deficient number, since it is larger than the sum of its proper divisors (6256469).
29780107 is a wasteful number, since it uses less digits than its factorization.
29780107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250277.
The product of its (nonzero) digits is 7056, while the sum is 34.
The square root of 29780107 is about 5457.1152635802. The cubic root of 29780107 is about 309.9622118351.
Adding to 29780107 its reverse (70108792), we get a palindrome (99888899).
The spelling of 29780107 in words is "twenty-nine million, seven hundred eighty thousand, one hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •