Base | Representation |
---|---|
bin | 1011111010111… |
… | …0100100110100 |
3 | 10111002011112200 |
4 | 2332232210310 |
5 | 100244420012 |
6 | 4543344500 |
7 | 1144656102 |
oct | 276564464 |
9 | 114064480 |
10 | 49998132 |
11 | 2624a378 |
12 | 148b2130 |
13 | a4875c2 |
14 | 68d6c72 |
15 | 45c93dc |
hex | 2fae934 |
49998132 has 18 divisors (see below), whose sum is σ = 126384258. Its totient is φ = 16666032.
The previous prime is 49998127. The next prime is 49998163. The reversal of 49998132 is 23189994.
It can be written as a sum of positive squares in only one way, i.e., 47941776 + 2056356 = 6924^2 + 1434^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 694383 + ... + 694454.
Almost surely, 249998132 is an apocalyptic number.
It is an amenable number.
49998132 is an abundant number, since it is smaller than the sum of its proper divisors (76386126).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49998132 is a wasteful number, since it uses less digits than its factorization.
49998132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1388847 (or 1388842 counting only the distinct ones).
The product of its digits is 139968, while the sum is 45.
The square root of 49998132 is about 7070.9357230850. The cubic root of 49998132 is about 368.3985619597.
It can be divided in two parts, 4999 and 8132, that added together give a palindrome (13131).
The spelling of 49998132 in words is "forty-nine million, nine hundred ninety-eight thousand, one hundred thirty-two".
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