Base | Representation |
---|---|
bin | 1011101101001… |
… | …1000010001000 |
3 | 10102101111000100 |
4 | 2323103002020 |
5 | 100032131023 |
6 | 4512205400 |
7 | 1134222306 |
oct | 273230210 |
9 | 112344010 |
10 | 49098888 |
11 | 257957a3 |
12 | 14539860 |
13 | a2311c7 |
14 | 6741276 |
15 | 449cc43 |
hex | 2ed3088 |
49098888 has 72 divisors (see below), whose sum is σ = 140417550. Its totient is φ = 15496704.
The previous prime is 49098887. The next prime is 49098893. The reversal of 49098888 is 88889094.
It can be written as a sum of positive squares in only one way, i.e., 42224004 + 6874884 = 6498^2 + 2622^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49098883) 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 17 ways as a sum of consecutive naturals, for example, 25048 + ... + 26936.
Almost surely, 249098888 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49098888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70208775).
49098888 is an abundant number, since it is smaller than the sum of its proper divisors (91318662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49098888 is a wasteful number, since it uses less digits than its factorization.
49098888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1939 (or 1913 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 54.
The square root of 49098888 is about 7007.0598684470. The cubic root of 49098888 is about 366.1765698246.
The spelling of 49098888 in words is "forty-nine million, ninety-eight thousand, eight hundred eighty-eight".
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