Base | Representation |
---|---|
bin | 1011111001010… |
… | …0001111011101 |
3 | 10110212200120202 |
4 | 2332110033131 |
5 | 100232442034 |
6 | 4541153245 |
7 | 1144026452 |
oct | 276241735 |
9 | 113780522 |
10 | 49890269 |
11 | 26186330 |
12 | 1485b825 |
13 | a44a490 |
14 | 68a9829 |
15 | 45a747e |
hex | 2f943dd |
49890269 has 8 divisors (see below), whose sum is σ = 58612512. Its totient is φ = 41865840.
The previous prime is 49890241. The next prime is 49890271. The reversal of 49890269 is 96209894.
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 49890269 - 212 = 49886173 is a prime.
It is a super-2 number, since 2×498902692 = 4978077881784722, 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 (49820269) 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, 174299 + ... + 174584.
It is an arithmetic number, because the mean of its divisors is an integer number (7326564).
Almost surely, 249890269 is an apocalyptic number.
It is an amenable number.
49890269 is a deficient number, since it is larger than the sum of its proper divisors (8722243).
49890269 is a wasteful number, since it uses less digits than its factorization.
49890269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 348907.
The product of its (nonzero) digits is 279936, while the sum is 47.
The square root of 49890269 is about 7063.3043966687. The cubic root of 49890269 is about 368.1334508318.
The spelling of 49890269 in words is "forty-nine million, eight hundred ninety thousand, two hundred sixty-nine".
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