Base | Representation |
---|---|
bin | 111001000110… |
… | …1010100111101 |
3 | 2002100001121001 |
4 | 1302031110331 |
5 | 30131022010 |
6 | 2545410301 |
7 | 512322505 |
oct | 162152475 |
9 | 62301531 |
10 | 29939005 |
11 | 15999688 |
12 | a039991 |
13 | 62832b5 |
14 | 3d94a05 |
15 | 2965c3a |
hex | 1c8d53d |
29939005 has 8 divisors (see below), whose sum is σ = 35956224. Its totient is φ = 23931600.
The previous prime is 29938999. The next prime is 29939027. The reversal of 29939005 is 50093992.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 29939005 - 25 = 29938973 is a prime.
It is a Duffinian number.
It is a congruent number.
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, 10260 + ... + 12850.
It is an arithmetic number, because the mean of its divisors is an integer number (4494528).
Almost surely, 229939005 is an apocalyptic number.
It is an amenable number.
29939005 is a deficient number, since it is larger than the sum of its proper divisors (6017219).
29939005 is a wasteful number, since it uses less digits than its factorization.
29939005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4907.
The product of its (nonzero) digits is 21870, while the sum is 37.
The square root of 29939005 is about 5471.6546857418. The cubic root of 29939005 is about 310.5125236646.
It can be divided in two parts, 299 and 39005, that added together give a cube (39304 = 343).
The spelling of 29939005 in words is "twenty-nine million, nine hundred thirty-nine thousand, five".
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