Base | Representation |
---|---|
bin | 1011010010100… |
… | …1000100100000 |
3 | 10022002211200012 |
4 | 2310221010200 |
5 | 44110313034 |
6 | 4410544052 |
7 | 1113334505 |
oct | 264510440 |
9 | 108084605 |
10 | 47354144 |
11 | 24803962 |
12 | 13a38028 |
13 | 9a70006 |
14 | 64094ac |
15 | 4255cce |
hex | 2d29120 |
47354144 has 12 divisors (see below), whose sum is σ = 93228534. Its totient is φ = 23677056.
The previous prime is 47354113. The next prime is 47354149. The reversal of 47354144 is 44145374.
It can be written as a sum of positive squares in only one way, i.e., 45427600 + 1926544 = 6740^2 + 1388^2 .
It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1479817 = 47354144 / (4 + 7 + 3 + 5 + 4 + 1 + 4 + 4).
It is a self number, because there is not a number n which added to its sum of digits gives 47354144.
It is not an unprimeable number, because it can be changed into a prime (47354149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739877 + ... + 739940.
Almost surely, 247354144 is an apocalyptic number.
It is an amenable number.
47354144 is a deficient number, since it is larger than the sum of its proper divisors (45874390).
47354144 is a wasteful number, since it uses less digits than its factorization.
47354144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1479827 (or 1479819 counting only the distinct ones).
The product of its digits is 26880, while the sum is 32.
The square root of 47354144 is about 6881.4347341234. The cubic root of 47354144 is about 361.7867551500.
The spelling of 47354144 in words is "forty-seven million, three hundred fifty-four thousand, one hundred forty-four".
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