Base | Representation |
---|---|
bin | 1011110011000… |
… | …1111001001100 |
3 | 10110010020000000 |
4 | 2330301321030 |
5 | 100132044221 |
6 | 4524404300 |
7 | 1140431145 |
oct | 274617114 |
9 | 113106000 |
10 | 49487436 |
11 | 25a30709 |
12 | 146a6690 |
13 | a33900b |
14 | 6802acc |
15 | 4527e26 |
hex | 2f31e4c |
49487436 has 48 divisors (see below), whose sum is σ = 129907680. Its totient is φ = 16492896.
The previous prime is 49487429. The next prime is 49487447. The reversal of 49487436 is 63478494.
It is a super-4 number, since 4×494874364 (a number of 32 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 49487391 and 49487400.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5920 + ... + 11576.
It is an arithmetic number, because the mean of its divisors is an integer number (2706410).
Almost surely, 249487436 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 49487436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64953840).
49487436 is an abundant number, since it is smaller than the sum of its proper divisors (80420244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49487436 is an equidigital number, since it uses as much as digits as its factorization.
49487436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5682 (or 5662 counting only the distinct ones).
The product of its digits is 580608, while the sum is 45.
The square root of 49487436 is about 7034.7306984703. The cubic root of 49487436 is about 367.1399555800.
The spelling of 49487436 in words is "forty-nine million, four hundred eighty-seven thousand, four hundred thirty-six".
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