Base | Representation |
---|---|
bin | 1011110010111… |
… | …0100110011000 |
3 | 10110002112111022 |
4 | 2330232212120 |
5 | 100131131234 |
6 | 4524222012 |
7 | 1140343622 |
oct | 274564630 |
9 | 113075438 |
10 | 49473944 |
11 | 25a21563 |
12 | 1469a908 |
13 | a332b30 |
14 | 67dbc12 |
15 | 4523e2e |
hex | 2f2e998 |
49473944 has 32 divisors (see below), whose sum is σ = 105779520. Its totient is φ = 21490176.
The previous prime is 49473937. The next prime is 49473947. The reversal of 49473944 is 44937494.
It is a super-2 number, since 2×494739442 = 4895342269830272, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 49473895 and 49473904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49473947) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12224 + ... + 15759.
It is an arithmetic number, because the mean of its divisors is an integer number (3305610).
Almost surely, 249473944 is an apocalyptic number.
It is an amenable number.
49473944 is an abundant number, since it is smaller than the sum of its proper divisors (56305576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49473944 is a wasteful number, since it uses less digits than its factorization.
49473944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28019 (or 28015 counting only the distinct ones).
The product of its digits is 435456, while the sum is 44.
The square root of 49473944 is about 7033.7716767038. The cubic root of 49473944 is about 367.1065874977.
The spelling of 49473944 in words is "forty-nine million, four hundred seventy-three thousand, nine hundred forty-four".
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