Base | Representation |
---|---|
bin | 1011110011000… |
… | …0100011110100 |
3 | 10110002221111122 |
4 | 2330300203310 |
5 | 100131410342 |
6 | 4524323112 |
7 | 1140406211 |
oct | 274604364 |
9 | 113087448 |
10 | 49481972 |
11 | 25a275a1 |
12 | 146a3498 |
13 | a336697 |
14 | 6800b08 |
15 | 45264d2 |
hex | 2f308f4 |
49481972 has 12 divisors (see below), whose sum is σ = 86642976. Its totient is φ = 24726840.
The previous prime is 49481963. The next prime is 49481981. The reversal of 49481972 is 27918494.
49481972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (49481963) and next prime (49481981).
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 10697 + ... + 14607.
It is an arithmetic number, because the mean of its divisors is an integer number (7220248).
Almost surely, 249481972 is an apocalyptic number.
It is an amenable number.
49481972 is a deficient number, since it is larger than the sum of its proper divisors (37161004).
49481972 is a wasteful number, since it uses less digits than its factorization.
49481972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7078 (or 7076 counting only the distinct ones).
The product of its digits is 145152, while the sum is 44.
The square root of 49481972 is about 7034.3423288890. The cubic root of 49481972 is about 367.1264428805.
The spelling of 49481972 in words is "forty-nine million, four hundred eighty-one thousand, nine hundred seventy-two".
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