Base | Representation |
---|---|
bin | 1011110110100… |
… | …1100011001110 |
3 | 10110112210201100 |
4 | 2331221203032 |
5 | 100211343111 |
6 | 4533323530 |
7 | 1142400606 |
oct | 275514316 |
9 | 113483640 |
10 | 49715406 |
11 | 26076a14 |
12 | 147965a6 |
13 | a3b8a00 |
14 | 6861c06 |
15 | 4570756 |
hex | 2f698ce |
49715406 has 72 divisors (see below), whose sum is σ = 119045160. Its totient is φ = 14983488.
The previous prime is 49715401. The next prime is 49715437. The reversal of 49715406 is 60451794.
49715406 is a `hidden beast` number, since 49 + 71 + 540 + 6 = 666.
49715406 is a nontrivial binomial coefficient, being equal to C(9972, 2).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49715401) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 179340 + ... + 179616.
It is an arithmetic number, because the mean of its divisors is an integer number (1653405).
Almost surely, 249715406 is an apocalyptic number.
49715406 is the 9971-st triangular number and also the 4986-th hexagonal number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49715406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59522580).
49715406 is an abundant number, since it is smaller than the sum of its proper divisors (69329754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49715406 is a wasteful number, since it uses less digits than its factorization.
49715406 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370 (or 354 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 49715406 is about 7050.9152597376. The cubic root of 49715406 is about 367.7028506654.
The spelling of 49715406 in words is "forty-nine million, seven hundred fifteen thousand, four hundred six".
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