Base | Representation |
---|---|
bin | 111001000110… |
… | …1000101111101 |
3 | 2002100000021111 |
4 | 1302031011331 |
5 | 30131004140 |
6 | 2545402021 |
7 | 512316634 |
oct | 162150575 |
9 | 62300244 |
10 | 29938045 |
11 | 15998995 |
12 | a039311 |
13 | 6282a27 |
14 | 3d9451b |
15 | 29657ea |
hex | 1c8d17d |
29938045 has 4 divisors (see below), whose sum is σ = 35925660. Its totient is φ = 23950432.
The previous prime is 29938031. The next prime is 29938061. The reversal of 29938045 is 54083992.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 16826404 + 13111641 = 4102^2 + 3621^2 .
It is a cyclic number.
It is not a de Polignac number, because 29938045 - 29 = 29937533 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 29937989 and 29938007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2993800 + ... + 2993809.
It is an arithmetic number, because the mean of its divisors is an integer number (8981415).
Almost surely, 229938045 is an apocalyptic number.
It is an amenable number.
29938045 is a deficient number, since it is larger than the sum of its proper divisors (5987615).
29938045 is an equidigital number, since it uses as much as digits as its factorization.
29938045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5987614.
The product of its (nonzero) digits is 77760, while the sum is 40.
The square root of 29938045 is about 5471.5669602044. The cubic root of 29938045 is about 310.5092047477.
The spelling of 29938045 in words is "twenty-nine million, nine hundred thirty-eight thousand, forty-five".
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