Base | Representation |
---|---|
bin | 1011111010001… |
… | …1010000000010 |
3 | 10110222210220200 |
4 | 2332203100002 |
5 | 100241423441 |
6 | 4542350030 |
7 | 1144403625 |
oct | 276432002 |
9 | 113883820 |
10 | 49951746 |
11 | 26218539 |
12 | 1488b316 |
13 | a46c460 |
14 | 68c3dbc |
15 | 45ba7b6 |
hex | 2fa3402 |
49951746 has 96 divisors (see below), whose sum is σ = 127960560. Its totient is φ = 13934592.
The previous prime is 49951723. The next prime is 49951747. The reversal of 49951746 is 64715994.
49951746 is a `hidden beast` number, since 4 + 99 + 517 + 46 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 12680721 + 37271025 = 3561^2 + 6105^2 .
It is not an unprimeable number, because it can be changed into a prime (49951747) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115146 + ... + 115578.
Almost surely, 249951746 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49951746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63980280).
49951746 is an abundant number, since it is smaller than the sum of its proper divisors (78008814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49951746 is a wasteful number, since it uses less digits than its factorization.
49951746 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500 (or 497 counting only the distinct ones).
The product of its digits is 272160, while the sum is 45.
The square root of 49951746 is about 7067.6549151752. The cubic root of 49951746 is about 368.2845988815.
The spelling of 49951746 in words is "forty-nine million, nine hundred fifty-one thousand, seven hundred forty-six".
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