Base | Representation |
---|---|
bin | 11011110110010000… |
… | …010110011111110001 |
3 | 2212011212112200100101 |
4 | 123312100112133301 |
5 | 442214212112421 |
6 | 21423024152401 |
7 | 2105660506033 |
oct | 336620263761 |
9 | 85155480311 |
10 | 29901285361 |
11 | 11754550292 |
12 | 5965a68701 |
13 | 2a86ab167c |
14 | 16392adc53 |
15 | ba012a191 |
hex | 6f64167f1 |
29901285361 has 4 divisors (see below), whose sum is σ = 29902860400. Its totient is φ = 29899710324.
The previous prime is 29901285353. The next prime is 29901285389. The reversal of 29901285361 is 16358210992.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 29901285361 - 23 = 29901285353 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29901285301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758691 + ... + 797128.
It is an arithmetic number, because the mean of its divisors is an integer number (7475715100).
Almost surely, 229901285361 is an apocalyptic number.
It is an amenable number.
29901285361 is a deficient number, since it is larger than the sum of its proper divisors (1575039).
29901285361 is a wasteful number, since it uses less digits than its factorization.
29901285361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1575038.
The product of its (nonzero) digits is 233280, while the sum is 46.
The spelling of 29901285361 in words is "twenty-nine billion, nine hundred one million, two hundred eighty-five thousand, three hundred sixty-one".
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