Base | Representation |
---|---|
bin | 1011110010001… |
… | …0011010001101 |
3 | 10110000000000000 |
4 | 2330202122031 |
5 | 100123032023 |
6 | 4523154513 |
7 | 1140045222 |
oct | 274423215 |
9 | 113000000 |
10 | 49424013 |
11 | 25997aa1 |
12 | 14675a39 |
13 | a3161a2 |
14 | 67c7949 |
15 | 4514243 |
hex | 2f2268d |
49424013 has 28 divisors (see below), whose sum is σ = 76527488. Its totient is φ = 31886460.
The previous prime is 49424003. The next prime is 49424017. The reversal of 49424013 is 31042494.
49424013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 49424013 - 26 = 49423949 is a prime.
It is a super-2 number, since 2×494240132 = 4885466122048338, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49424017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1594308 + ... + 1594338.
Almost surely, 249424013 is an apocalyptic number.
It is an amenable number.
49424013 is a deficient number, since it is larger than the sum of its proper divisors (27103475).
49424013 is an frugal number, since it uses more digits than its factorization.
49424013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70 (or 34 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 49424013 is about 7030.2214047639. The cubic root of 49424013 is about 366.9830465828.
The spelling of 49424013 in words is "forty-nine million, four hundred twenty-four thousand, thirteen".
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