Base | Representation |
---|---|
bin | 1011111010110… |
… | …0100001000110 |
3 | 10111001201222110 |
4 | 2332230201012 |
5 | 100244132302 |
6 | 4543241450 |
7 | 1144622400 |
oct | 276544106 |
9 | 114051873 |
10 | 49989702 |
11 | 26244004 |
12 | 148a9286 |
13 | a483809 |
14 | 68d3b70 |
15 | 45c6b6c |
hex | 2fac846 |
49989702 has 48 divisors (see below), whose sum is σ = 117037872. Its totient is φ = 14192640.
The previous prime is 49989691. The next prime is 49989727. The reversal of 49989702 is 20798994.
It is a happy number.
49989702 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
49989702 is a modest number, since divided by 9702 gives 4998 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56302 + ... + 57182.
It is an arithmetic number, because the mean of its divisors is an integer number (2438289).
Almost surely, 249989702 is an apocalyptic number.
49989702 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 49989702, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58518936).
49989702 is an abundant number, since it is smaller than the sum of its proper divisors (67048170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49989702 is a wasteful number, since it uses less digits than its factorization.
49989702 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1093 (or 1086 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 48.
The square root of 49989702 is about 7070.3395958044. The cubic root of 49989702 is about 368.3778560232.
The spelling of 49989702 in words is "forty-nine million, nine hundred eighty-nine thousand, seven hundred two".
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