Search a number
-
+
48807186 = 2311371987
BaseRepresentation
bin1011101000101…
…1110100010010
310101211122212120
42322023310102
544443312221
64502035110
71131566001
oct272136422
9111748776
1048807186
112560661a
1214418a96
13a15b4bc
1466a6c38
1544415c6
hex2e8bd12

48807186 has 16 divisors (see below), whose sum is σ = 98479584. Its totient is φ = 16124864.

The previous prime is 48807163. The next prime is 48807211. The reversal of 48807186 is 68170884.

48807186 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35316 + ... + 36671.

It is an arithmetic number, because the mean of its divisors is an integer number (6154974).

Almost surely, 248807186 is an apocalyptic number.

48807186 is an abundant number, since it is smaller than the sum of its proper divisors (49672398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48807186 is a wasteful number, since it uses less digits than its factorization.

48807186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72105.

The product of its (nonzero) digits is 86016, while the sum is 42.

The square root of 48807186 is about 6986.2139961498. The cubic root of 48807186 is about 365.4499636136.

The spelling of 48807186 in words is "forty-eight million, eight hundred seven thousand, one hundred eighty-six".

Divisors: 1 2 3 6 113 226 339 678 71987 143974 215961 431922 8134531 16269062 24403593 48807186