Base | Representation |
---|---|
bin | 1011111010001… |
… | …0000101101111 |
3 | 10110222120101120 |
4 | 2332202011233 |
5 | 100241300431 |
6 | 4542312023 |
7 | 1144354023 |
oct | 276420557 |
9 | 113876346 |
10 | 49946991 |
11 | 26214a06 |
12 | 14888613 |
13 | a46a243 |
14 | 68c2383 |
15 | 45b9196 |
hex | 2fa216f |
49946991 has 8 divisors (see below), whose sum is σ = 70101120. Its totient is φ = 31545432.
The previous prime is 49946989. The next prime is 49946999. The reversal of 49946991 is 19964994.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49946991 - 21 = 49946989 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49946999) 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, 438075 + ... + 438188.
It is an arithmetic number, because the mean of its divisors is an integer number (8762640).
Almost surely, 249946991 is an apocalyptic number.
49946991 is a deficient number, since it is larger than the sum of its proper divisors (20154129).
49946991 is a wasteful number, since it uses less digits than its factorization.
49946991 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 876285.
The product of its digits is 629856, while the sum is 51.
The square root of 49946991 is about 7067.3185155333. The cubic root of 49946991 is about 368.2729126111.
The spelling of 49946991 in words is "forty-nine million, nine hundred forty-six thousand, nine hundred ninety-one".
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