Base | Representation |
---|---|
bin | 110111100101… |
… | …1100101100101 |
3 | 2000211202000221 |
4 | 1233023211211 |
5 | 24430123240 |
6 | 2520404341 |
7 | 502506100 |
oct | 157134545 |
9 | 60752027 |
10 | 29145445 |
11 | 154a744a |
12 | 99166b1 |
13 | 6066034 |
14 | 3c29737 |
15 | 285aa4a |
hex | 1bcb965 |
29145445 has 24 divisors (see below), whose sum is σ = 40920984. Its totient is φ = 19869696.
The previous prime is 29145437. The next prime is 29145461. The reversal of 29145445 is 54454192.
It can be written as a sum of positive squares in 4 ways, for example, as 693889 + 28451556 = 833^2 + 5334^2 .
It is not a de Polignac number, because 29145445 - 23 = 29145437 is a prime.
It is a super-3 number, since 3×291454453 (a number of 23 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 29145445.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82389 + ... + 82741.
It is an arithmetic number, because the mean of its divisors is an integer number (1705041).
Almost surely, 229145445 is an apocalyptic number.
It is an amenable number.
29145445 is a deficient number, since it is larger than the sum of its proper divisors (11775539).
29145445 is a wasteful number, since it uses less digits than its factorization.
29145445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 709 (or 702 counting only the distinct ones).
The product of its digits is 28800, while the sum is 34.
The square root of 29145445 is about 5398.6521466010. The cubic root of 29145445 is about 307.7444505622.
The spelling of 29145445 in words is "twenty-nine million, one hundred forty-five thousand, four hundred forty-five".
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