Base | Representation |
---|---|
bin | 111000100000… |
… | …1011010000100 |
3 | 2001202021000200 |
4 | 1301001122010 |
5 | 30041044121 |
6 | 2535010500 |
7 | 506556054 |
oct | 161013204 |
9 | 61667020 |
10 | 29628036 |
11 | 157a6a89 |
12 | 9b09a30 |
13 | 61a48a9 |
14 | 3d13564 |
15 | 2903a26 |
hex | 1c41684 |
29628036 has 18 divisors (see below), whose sum is σ = 74893182. Its totient is φ = 9876000.
The previous prime is 29628023. The next prime is 29628041. The reversal of 29628036 is 63082692.
29628036 is a `hidden beast` number, since 29 + 628 + 0 + 3 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 16451136 + 13176900 = 4056^2 + 3630^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 823001 = 29628036 / (2 + 9 + 6 + 2 + 8 + 0 + 3 + 6).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 411465 + ... + 411536.
Almost surely, 229628036 is an apocalyptic number.
It is an amenable number.
29628036 is an abundant number, since it is smaller than the sum of its proper divisors (45265146).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29628036 is a wasteful number, since it uses less digits than its factorization.
29628036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 823011 (or 823006 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 29628036 is about 5443.1641533211. The cubic root of 29628036 is about 309.4337077446.
Subtracting 29628036 from its reverse (63082692), we obtain a square (33454656 = 57842).
The spelling of 29628036 in words is "twenty-nine million, six hundred twenty-eight thousand, thirty-six".
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