Base | Representation |
---|---|
bin | 1011110001010… |
… | …0000001011001 |
3 | 10102220000011100 |
4 | 2330110001121 |
5 | 100114140311 |
6 | 4522022013 |
7 | 1136411343 |
oct | 274240131 |
9 | 112800140 |
10 | 49365081 |
11 | 25957797 |
12 | 14647909 |
13 | a2c540c |
14 | 67b0293 |
15 | 4501a56 |
hex | 2f14059 |
49365081 has 12 divisors (see below), whose sum is σ = 71371300. Its totient is φ = 32879520.
The previous prime is 49365079. The next prime is 49365083. The reversal of 49365081 is 18056394.
It is an interprime number because it is at equal distance from previous prime (49365079) and next prime (49365083).
It can be written as a sum of positive squares in 2 ways, for example, as 18662400 + 30702681 = 4320^2 + 5541^2 .
It is not a de Polignac number, because 49365081 - 21 = 49365079 is a prime.
It is a super-2 number, since 2×493650812 = 4873822444273122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49365083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12171 + ... + 15711.
Almost surely, 249365081 is an apocalyptic number.
It is an amenable number.
49365081 is a deficient number, since it is larger than the sum of its proper divisors (22006219).
49365081 is a wasteful number, since it uses less digits than its factorization.
49365081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5096 (or 5093 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 49365081 is about 7026.0288214610. The cubic root of 49365081 is about 366.8371279955.
The spelling of 49365081 in words is "forty-nine million, three hundred sixty-five thousand, eighty-one".
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