Base | Representation |
---|---|
bin | 1011010101100… |
… | …0111001010111 |
3 | 10022110210101120 |
4 | 2311120321113 |
5 | 44133100124 |
6 | 4415055023 |
7 | 1115111565 |
oct | 265307127 |
9 | 108423346 |
10 | 47550039 |
11 | 24928059 |
12 | 13b11473 |
13 | 9b0b224 |
14 | 645aa35 |
15 | 4293d79 |
hex | 2d58e57 |
47550039 has 8 divisors (see below), whose sum is σ = 66156672. Its totient is φ = 30321720.
The previous prime is 47550031. The next prime is 47550043. The reversal of 47550039 is 93005574.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 47550039 - 23 = 47550031 is a prime.
It is a super-2 number, since 2×475500392 = 4522012417803042, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 47549991 and 47550009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47550031) 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, 344497 + ... + 344634.
It is an arithmetic number, because the mean of its divisors is an integer number (8269584).
Almost surely, 247550039 is an apocalyptic number.
47550039 is a deficient number, since it is larger than the sum of its proper divisors (18606633).
47550039 is a wasteful number, since it uses less digits than its factorization.
47550039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 689157.
The product of its (nonzero) digits is 18900, while the sum is 33.
The square root of 47550039 is about 6895.6536310926. The cubic root of 47550039 is about 362.2849495786.
The spelling of 47550039 in words is "forty-seven million, five hundred fifty thousand, thirty-nine".
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