Base | Representation |
---|---|
bin | 1011101110010… |
… | …0011111010101 |
3 | 10102112010002112 |
4 | 2323210133111 |
5 | 100041423024 |
6 | 4513520405 |
7 | 1134640622 |
oct | 273443725 |
9 | 112463075 |
10 | 49170389 |
11 | 25834494 |
12 | 14573105 |
13 | a257908 |
14 | 675d349 |
15 | 44b400e |
hex | 2ee47d5 |
49170389 has 8 divisors (see below), whose sum is σ = 51443520. Its totient is φ = 46908576.
The previous prime is 49170383. The next prime is 49170397. The reversal of 49170389 is 98307194.
It is a happy number.
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 49170389 - 224 = 32393173 is a prime.
It is a super-2 number, since 2×491703892 = 4835454308822642, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49170383) 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, 6794 + ... + 12020.
It is an arithmetic number, because the mean of its divisors is an integer number (6430440).
Almost surely, 249170389 is an apocalyptic number.
It is an amenable number.
49170389 is a deficient number, since it is larger than the sum of its proper divisors (2273131).
49170389 is a wasteful number, since it uses less digits than its factorization.
49170389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5659.
The product of its (nonzero) digits is 54432, while the sum is 41.
The square root of 49170389 is about 7012.1600808881. The cubic root of 49170389 is about 366.3542336709.
The spelling of 49170389 in words is "forty-nine million, one hundred seventy thousand, three hundred eighty-nine".
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