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48442 = 253457
BaseRepresentation
bin1011110100111010
32110110011
423310322
53022232
61012134
7261142
oct136472
973404
1048442
1133439
122404a
1319084
1413922
15e547
hexbd3a

48442 has 8 divisors (see below), whose sum is σ = 74196. Its totient is φ = 23712.

The previous prime is 48437. The next prime is 48449. The reversal of 48442 is 24484.

It can be written as a sum of positive squares in 2 ways, for example, as 43681 + 4761 = 209^2 + 69^2 .

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

Its product of digits (1024) is a multiple of the sum of its prime divisors (512).

It is not an unprimeable number, because it can be changed into a prime (48449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123 + ... + 334.

248442 is an apocalyptic number.

48442 is a deficient number, since it is larger than the sum of its proper divisors (25754).

48442 is a wasteful number, since it uses less digits than its factorization.

48442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512.

The product of its digits is 1024, while the sum is 22.

The square root of 48442 is about 220.0954338463. The cubic root of 48442 is about 36.4536222121.

The spelling of 48442 in words is "forty-eight thousand, four hundred forty-two".

Divisors: 1 2 53 106 457 914 24221 48442