Base | Representation |
---|---|
bin | 1011111010111… |
… | …1000000110100 |
3 | 10111002021000001 |
4 | 2332233000310 |
5 | 100244444144 |
6 | 4543401044 |
7 | 1144664242 |
oct | 276570064 |
9 | 114067001 |
10 | 49999924 |
11 | 26250757 |
12 | 148b3184 |
13 | a488370 |
14 | 68d7792 |
15 | 45c9bd4 |
hex | 2faf034 |
49999924 has 48 divisors (see below), whose sum is σ = 100675008. Its totient is φ = 21523968.
The previous prime is 49999921. The next prime is 49999991. The reversal of 49999924 is 42999994.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49999921) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143919 + ... + 144265.
It is an arithmetic number, because the mean of its divisors is an integer number (2097396).
Almost surely, 249999924 is an apocalyptic number.
It is an amenable number.
49999924 is an abundant number, since it is smaller than the sum of its proper divisors (50675084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49999924 is a wasteful number, since it uses less digits than its factorization.
49999924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 544 (or 542 counting only the distinct ones).
The product of its digits is 1889568, while the sum is 55.
The square root of 49999924 is about 7071.0624378519. The cubic root of 49999924 is about 368.4029632063.
The spelling of 49999924 in words is "forty-nine million, nine hundred ninety-nine thousand, nine hundred twenty-four".
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