Base | Representation |
---|---|
bin | 111000100011… |
… | …1000111001001 |
3 | 2001210110002001 |
4 | 1301013013021 |
5 | 30042321101 |
6 | 2535311001 |
7 | 510014143 |
oct | 161070711 |
9 | 61713061 |
10 | 29651401 |
11 | 1581259a |
12 | 9b1b461 |
13 | 61b2410 |
14 | 3d1bc93 |
15 | 290a901 |
hex | 1c471c9 |
29651401 has 8 divisors (see below), whose sum is σ = 32049864. Its totient is φ = 27269760.
The previous prime is 29651399. The next prime is 29651431. The reversal of 29651401 is 10415692.
It can be written as a sum of positive squares in 4 ways, for example, as 7420176 + 22231225 = 2724^2 + 4715^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29651401 - 21 = 29651399 is a prime.
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 29651401.
It is not an unprimeable number, because it can be changed into a prime (29651431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406 + ... + 7711.
It is an arithmetic number, because the mean of its divisors is an integer number (4006233).
Almost surely, 229651401 is an apocalyptic number.
It is an amenable number.
29651401 is a deficient number, since it is larger than the sum of its proper divisors (2398463).
29651401 is a wasteful number, since it uses less digits than its factorization.
29651401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8411.
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 29651401 is about 5445.3100003581. The cubic root of 29651401 is about 309.5150273308.
The spelling of 29651401 in words is "twenty-nine million, six hundred fifty-one thousand, four hundred one".
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