Base | Representation |
---|---|
bin | 1011001101111… |
… | …1010101110000 |
3 | 10021112111102000 |
4 | 2303133111300 |
5 | 44021132034 |
6 | 4400254000 |
7 | 1110636156 |
oct | 263372560 |
9 | 107474360 |
10 | 47052144 |
11 | 24617a77 |
12 | 13911300 |
13 | 9995709 |
14 | 636b3d6 |
15 | 41e6599 |
hex | 2cdf570 |
47052144 has 40 divisors (see below), whose sum is σ = 135058320. Its totient is φ = 15683904.
The previous prime is 47052143. The next prime is 47052149. The reversal of 47052144 is 44125074.
47052144 is a `hidden beast` number, since 470 + 52 + 144 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47052143) 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, 54027 + ... + 54890.
It is an arithmetic number, because the mean of its divisors is an integer number (3376458).
Almost surely, 247052144 is an apocalyptic number.
It is an amenable number.
47052144 is an abundant number, since it is smaller than the sum of its proper divisors (88006176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47052144 is a wasteful number, since it uses less digits than its factorization.
47052144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108934 (or 108922 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 27.
The square root of 47052144 is about 6859.4565382397. The cubic root of 47052144 is about 361.0160187079.
The spelling of 47052144 in words is "forty-seven million, fifty-two thousand, one hundred forty-four".
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