Base | Representation |
---|---|
bin | 1011010000111… |
… | …1110001011000 |
3 | 10021220120112021 |
4 | 2310033301120 |
5 | 44044004040 |
6 | 4404424224 |
7 | 1112423422 |
oct | 264176130 |
9 | 107816467 |
10 | 47250520 |
11 | 24743019 |
12 | 139a8074 |
13 | 9a34ab5 |
14 | 63bd812 |
15 | 423524a |
hex | 2d0fc58 |
47250520 has 16 divisors (see below), whose sum is σ = 106313760. Its totient is φ = 18900192.
The previous prime is 47250509. The next prime is 47250547. The reversal of 47250520 is 2505274.
47250520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×472505202 = 4465223280540800, which contains 22 as substring.
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, 590592 + ... + 590671.
It is an arithmetic number, because the mean of its divisors is an integer number (6644610).
Almost surely, 247250520 is an apocalyptic number.
47250520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
47250520 is an abundant number, since it is smaller than the sum of its proper divisors (59063240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47250520 is a wasteful number, since it uses less digits than its factorization.
47250520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1181274 (or 1181270 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 25.
The square root of 47250520 is about 6873.9013667640. The cubic root of 47250520 is about 361.5226658373.
Adding to 47250520 its reverse (2505274), we get a palindrome (49755794).
The spelling of 47250520 in words is "forty-seven million, two hundred fifty thousand, five hundred twenty".
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