Base | Representation |
---|---|
bin | 1011111010001… |
… | …0100010001100 |
3 | 10110222122220000 |
4 | 2332202202030 |
5 | 100241330222 |
6 | 4542324300 |
7 | 1144362234 |
oct | 276424214 |
9 | 113878800 |
10 | 49948812 |
11 | 26216311 |
12 | 14889690 |
13 | a46b014 |
14 | 68c2cc4 |
15 | 45b99ac |
hex | 2fa288c |
49948812 has 60 divisors (see below), whose sum is σ = 134815296. Its totient is φ = 16109280.
The previous prime is 49948807. The next prime is 49948831. The reversal of 49948812 is 21884994.
It is a super-2 number, since 2×499488122 = 4989767640422688, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7558 + ... + 12530.
Almost surely, 249948812 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 49948812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67407648).
49948812 is an abundant number, since it is smaller than the sum of its proper divisors (84866484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49948812 is a wasteful number, since it uses less digits than its factorization.
49948812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5020 (or 5009 counting only the distinct ones).
The product of its digits is 165888, while the sum is 45.
The square root of 49948812 is about 7067.4473468148. The cubic root of 49948812 is about 368.2773881348.
It can be divided in two parts, 499488 and 12, that added together give a triangular number (499500 = T999).
The spelling of 49948812 in words is "forty-nine million, nine hundred forty-eight thousand, eight hundred twelve".
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