Base | Representation |
---|---|
bin | 1011111010100… |
… | …1001111100001 |
3 | 10111001001120200 |
4 | 2332221033201 |
5 | 100243220124 |
6 | 4543055413 |
7 | 1144535316 |
oct | 276511741 |
9 | 114031520 |
10 | 49976289 |
11 | 26234a20 |
12 | 148a1569 |
13 | a47a68c |
14 | 68ccd0d |
15 | 45c2bc9 |
hex | 2fa93e1 |
49976289 has 36 divisors (see below), whose sum is σ = 83406960. Its totient is φ = 28518480.
The previous prime is 49976249. The next prime is 49976291. The reversal of 49976289 is 98267994.
49976289 is a `hidden beast` number, since 4 + 9 + 9 + 7 + 628 + 9 = 666.
It is not a de Polignac number, because 49976289 - 29 = 49975777 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (49976219) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 306522 + ... + 306684.
It is an arithmetic number, because the mean of its divisors is an integer number (2316860).
Almost surely, 249976289 is an apocalyptic number.
It is an amenable number.
49976289 is a deficient number, since it is larger than the sum of its proper divisors (33430671).
49976289 is a wasteful number, since it uses less digits than its factorization.
49976289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362 (or 196 counting only the distinct ones).
The product of its digits is 1959552, while the sum is 54.
The square root of 49976289 is about 7069.3909921577. The cubic root of 49976289 is about 368.3449059423.
The spelling of 49976289 in words is "forty-nine million, nine hundred seventy-six thousand, two hundred eighty-nine".
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