Base | Representation |
---|---|
bin | 1011011001001… |
… | …1101101101101 |
3 | 10022221000212110 |
4 | 2312103231231 |
5 | 44213302312 |
6 | 4424154233 |
7 | 1120134144 |
oct | 266235555 |
9 | 108830773 |
10 | 47790957 |
11 | 24a82065 |
12 | 14008979 |
13 | 9b93a96 |
14 | 64c075b |
15 | 42e043c |
hex | 2d93b6d |
47790957 has 8 divisors (see below), whose sum is σ = 64127776. Its totient is φ = 31657392.
The previous prime is 47790923. The next prime is 47790959. The reversal of 47790957 is 75909774.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 47790957 - 27 = 47790829 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47790959) 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, 50263 + ... + 51204.
It is an arithmetic number, because the mean of its divisors is an integer number (8015972).
Almost surely, 247790957 is an apocalyptic number.
It is an amenable number.
47790957 is a deficient number, since it is larger than the sum of its proper divisors (16336819).
47790957 is a wasteful number, since it uses less digits than its factorization.
47790957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101627.
The product of its (nonzero) digits is 555660, while the sum is 48.
The square root of 47790957 is about 6913.1003898396. The cubic root of 47790957 is about 362.8957725791.
The spelling of 47790957 in words is "forty-seven million, seven hundred ninety thousand, nine hundred fifty-seven".
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