Base | Representation |
---|---|
bin | 11011101100110000… |
… | …101110010001010101 |
3 | 2211202202211002210112 |
4 | 123230300232101111 |
5 | 441402422433224 |
6 | 21355134132405 |
7 | 2102014551620 |
oct | 335460562125 |
9 | 84682732715 |
10 | 29741999189 |
11 | 11682646221 |
12 | 5920651105 |
13 | 2a5cab0ab6 |
14 | 1622088db7 |
15 | b9116430e |
hex | 6ecc2e455 |
29741999189 has 4 divisors (see below), whose sum is σ = 33990856224. Its totient is φ = 25493142156.
The previous prime is 29741999167. The next prime is 29741999207. The reversal of 29741999189 is 98199914792.
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 a de Polignac number, because none of the positive numbers 2k-29741999189 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 (29741999149) 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, 2124428507 + ... + 2124428520.
It is an arithmetic number, because the mean of its divisors is an integer number (8497714056).
Almost surely, 229741999189 is an apocalyptic number.
It is an amenable number.
29741999189 is a deficient number, since it is larger than the sum of its proper divisors (4248857035).
29741999189 is an equidigital number, since it uses as much as digits as its factorization.
29741999189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4248857034.
The product of its digits is 26453952, while the sum is 68.
The spelling of 29741999189 in words is "twenty-nine billion, seven hundred forty-one million, nine hundred ninety-nine thousand, one hundred eighty-nine".
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