Base | Representation |
---|---|
bin | 1011101100110… |
… | …1111100010110 |
3 | 10102100102102010 |
4 | 2323031330112 |
5 | 100030444123 |
6 | 4511525050 |
7 | 1134104442 |
oct | 273157426 |
9 | 112312363 |
10 | 49078038 |
11 | 25781069 |
12 | 14529786 |
13 | a224879 |
14 | 6737822 |
15 | 4496993 |
hex | 2ecdf16 |
49078038 has 16 divisors (see below), whose sum is σ = 99765936. Its totient is φ = 16091040.
The previous prime is 49078009. The next prime is 49078049. The reversal of 49078038 is 83087094.
It is a junction number, because it is equal to n+sod(n) for n = 49077987 and 49078005.
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, 66681 + ... + 67412.
It is an arithmetic number, because the mean of its divisors is an integer number (6235371).
Almost surely, 249078038 is an apocalyptic number.
49078038 is an abundant number, since it is smaller than the sum of its proper divisors (50687898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49078038 is a wasteful number, since it uses less digits than its factorization.
49078038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134159.
The product of its (nonzero) digits is 48384, while the sum is 39.
The square root of 49078038 is about 7005.5719252606. The cubic root of 49078038 is about 366.1247298016.
The spelling of 49078038 in words is "forty-nine million, seventy-eight thousand, thirty-eight".
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