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50945 = 523443
BaseRepresentation
bin1100011100000001
32120212212
430130001
53112240
61031505
7301346
oct143401
976785
1050945
1135304
1225595
131a25b
14147cd
1510165
hexc701

50945 has 8 divisors (see below), whose sum is σ = 63936. Its totient is φ = 38896.

The previous prime is 50929. The next prime is 50951. The reversal of 50945 is 54905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50945 - 24 = 50929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 50945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107 + ... + 336.

It is an arithmetic number, because the mean of its divisors is an integer number (7992).

It is a Proth number, since it is equal to 199 ⋅ 28 + 1 and 199 < 28.

250945 is an apocalyptic number.

It is an amenable number.

50945 is a deficient number, since it is larger than the sum of its proper divisors (12991).

50945 is a wasteful number, since it uses less digits than its factorization.

50945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 50945 is about 225.7099909175. The cubic root of 50945 is about 37.0709619409.

The spelling of 50945 in words is "fifty thousand, nine hundred forty-five".

Divisors: 1 5 23 115 443 2215 10189 50945