Base | Representation |
---|---|
bin | 1011110010010… |
… | …0000100000000 |
3 | 10110000100021210 |
4 | 2330210010000 |
5 | 100123241114 |
6 | 4523250120 |
7 | 1140104034 |
oct | 274440400 |
9 | 113010253 |
10 | 49430784 |
11 | 259a2097 |
12 | 14679940 |
13 | a3192b0 |
14 | 67ca1c4 |
15 | 4516259 |
hex | 2f24100 |
49430784 has 72 divisors (see below), whose sum is σ = 141706432. Its totient is φ = 15206400.
The previous prime is 49430753. The next prime is 49430803. The reversal of 49430784 is 48703494.
It is a Harshad number since it is a multiple of its sum of digits (39).
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, 7509 + ... + 12459.
Almost surely, 249430784 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 49430784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70853216).
49430784 is an abundant number, since it is smaller than the sum of its proper divisors (92275648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49430784 is a wasteful number, since it uses less digits than its factorization.
49430784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4983 (or 4969 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 39.
The square root of 49430784 is about 7030.7029520525. The cubic root of 49430784 is about 366.9998044878. Note that the first 3 decimals are identical.
The spelling of 49430784 in words is "forty-nine million, four hundred thirty thousand, seven hundred eighty-four".
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