Base | Representation |
---|---|
bin | 1011110010000… |
… | …1010111010000 |
3 | 10102222210010022 |
4 | 2330201113100 |
5 | 100122412403 |
6 | 4523123012 |
7 | 1140026561 |
oct | 274412720 |
9 | 112883108 |
10 | 49419728 |
11 | 25994856 |
12 | 14673468 |
13 | a314257 |
14 | 67c6168 |
15 | 4512d38 |
hex | 2f215d0 |
49419728 has 40 divisors (see below), whose sum is σ = 99026400. Its totient is φ = 23877504.
The previous prime is 49419659. The next prime is 49419737. The reversal of 49419728 is 82791494.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74663 + ... + 75321.
It is an arithmetic number, because the mean of its divisors is an integer number (2475660).
Almost surely, 249419728 is an apocalyptic number.
It is an amenable number.
49419728 is an abundant number, since it is smaller than the sum of its proper divisors (49606672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49419728 is a wasteful number, since it uses less digits than its factorization.
49419728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 819 (or 813 counting only the distinct ones).
The product of its digits is 145152, while the sum is 44.
The square root of 49419728 is about 7029.9166424645. The cubic root of 49419728 is about 366.9724406195.
The spelling of 49419728 in words is "forty-nine million, four hundred nineteen thousand, seven hundred twenty-eight".
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