Base | Representation |
---|---|
bin | 1011001101111… |
… | …1010010100110 |
3 | 10021112111010112 |
4 | 2303133102212 |
5 | 44021130232 |
6 | 4400253022 |
7 | 1110635450 |
oct | 263372246 |
9 | 107474115 |
10 | 47051942 |
11 | 24617903 |
12 | 13911172 |
13 | 99955b2 |
14 | 636b2d0 |
15 | 41e64b2 |
hex | 2cdf4a6 |
47051942 has 16 divisors (see below), whose sum is σ = 84906240. Its totient is φ = 19103688.
The previous prime is 47051909. The next prime is 47051947. The reversal of 47051942 is 24915074.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 47051899 and 47051908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47051947) 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, 88178 + ... + 88709.
It is an arithmetic number, because the mean of its divisors is an integer number (5306640).
Almost surely, 247051942 is an apocalyptic number.
47051942 is a deficient number, since it is larger than the sum of its proper divisors (37854298).
47051942 is a wasteful number, since it uses less digits than its factorization.
47051942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176915.
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 47051942 is about 6859.4418140254. The cubic root of 47051942 is about 361.0155020801.
The spelling of 47051942 in words is "forty-seven million, fifty-one thousand, nine hundred forty-two".
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