Search a number
-
+
48310849 = 320315083
BaseRepresentation
bin1011100001001…
…0101001000001
310100220110000201
42320102221001
544331421344
64443245201
71124430646
oct270225101
9110813021
1048310849
11252a7724
1214219801
13a016602
1465b7dcd
1543944d4
hex2e12a41

48310849 has 4 divisors (see below), whose sum is σ = 48329136. Its totient is φ = 48292564.

The previous prime is 48310831. The next prime is 48310861. The reversal of 48310849 is 94801384.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48310849 - 211 = 48308801 is a prime.

It is a super-2 number, since 2×483108492 = 4667876262201602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48313849) 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, 4339 + ... + 10744.

It is an arithmetic number, because the mean of its divisors is an integer number (12082284).

Almost surely, 248310849 is an apocalyptic number.

It is an amenable number.

48310849 is a deficient number, since it is larger than the sum of its proper divisors (18287).

48310849 is a wasteful number, since it uses less digits than its factorization.

48310849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18286.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 48310849 is about 6950.6006215290. The cubic root of 48310849 is about 364.2069451777.

The spelling of 48310849 in words is "forty-eight million, three hundred ten thousand, eight hundred forty-nine".

Divisors: 1 3203 15083 48310849