Base | Representation |
---|---|
bin | 111000001101… |
… | …0111110100001 |
3 | 2001110021002122 |
4 | 1300122332201 |
5 | 30021030000 |
6 | 2531354025 |
7 | 505332122 |
oct | 160327641 |
9 | 61407078 |
10 | 29470625 |
11 | 156a9798 |
12 | 9a52915 |
13 | 614b052 |
14 | 3cb2049 |
15 | 28c2085 |
hex | 1c1afa1 |
29470625 has 20 divisors (see below), whose sum is σ = 37478628. Its totient is φ = 23160000.
The previous prime is 29470621. The next prime is 29470633. The reversal of 29470625 is 52607492.
It can be written as a sum of positive squares in 10 ways, for example, as 29343889 + 126736 = 5417^2 + 356^2 .
It is not a de Polignac number, because 29470625 - 22 = 29470621 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29470621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37739 + ... + 38511.
Almost surely, 229470625 is an apocalyptic number.
29470625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
29470625 is a deficient number, since it is larger than the sum of its proper divisors (8008003).
29470625 is an frugal number, since it uses more digits than its factorization.
29470625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 854 (or 839 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 29470625 is about 5428.6853841423. The cubic root of 29470625 is about 308.8847368789.
The spelling of 29470625 in words is "twenty-nine million, four hundred seventy thousand, six hundred twenty-five".
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