[go: up one dir, main page]

Search a number
-
+
48862881 = 325429209
BaseRepresentation
bin1011101001100…
…1011010100001
310101221111021100
42322121122201
5100002103011
64503145013
71132220244
oct272313241
9111844240
1048862881
1125644451
1214445169
13a17a962
1466bd25b
154452d56
hex2e996a1

48862881 has 6 divisors (see below), whose sum is σ = 70579730. Its totient is φ = 32575248.

The previous prime is 48862871. The next prime is 48862907. The reversal of 48862881 is 18826884.

It is a happy number.

48862881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34117281 + 14745600 = 5841^2 + 3840^2 .

It is not a de Polignac number, because 48862881 - 26 = 48862817 is a prime.

It is a super-2 number, since 2×488628812 = 4775162279240322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48862841) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2714596 + ... + 2714613.

Almost surely, 248862881 is an apocalyptic number.

It is an amenable number.

48862881 is a deficient number, since it is larger than the sum of its proper divisors (21716849).

48862881 is a wasteful number, since it uses less digits than its factorization.

48862881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5429215 (or 5429212 counting only the distinct ones).

The product of its digits is 196608, while the sum is 45.

The square root of 48862881 is about 6990.1989242081. The cubic root of 48862881 is about 365.5889185521.

The spelling of 48862881 in words is "forty-eight million, eight hundred sixty-two thousand, eight hundred eighty-one".

Divisors: 1 3 9 5429209 16287627 48862881