Search a number
-
+
48705044 = 22139251349
BaseRepresentation
bin1011100111001…
…0111000010100
310101122110202112
42321302320110
544432030134
64455530152
71130662133
oct271627024
9111573675
1048705044
1125546903
1214389958
13a123b6b
14667b91a
1544211ce
hex2e72e14

48705044 has 24 divisors (see below), whose sum is σ = 86436000. Its totient is φ = 24012000.

The previous prime is 48705043. The next prime is 48705067. The reversal of 48705044 is 44050784.

48705044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×487050442 = 4744362622083872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 48705044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48705043) 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 7 ways as a sum of consecutive naturals, for example, 139382 + ... + 139730.

It is an arithmetic number, because the mean of its divisors is an integer number (3601500).

Almost surely, 248705044 is an apocalyptic number.

It is an amenable number.

48705044 is a deficient number, since it is larger than the sum of its proper divisors (37730956).

48705044 is a wasteful number, since it uses less digits than its factorization.

48705044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 741 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 48705044 is about 6978.8999133101. The cubic root of 48705044 is about 365.1948518633.

The spelling of 48705044 in words is "forty-eight million, seven hundred five thousand, forty-four".

Divisors: 1 2 4 139 251 278 349 502 556 698 1004 1396 34889 48511 69778 87599 97022 139556 175198 194044 350396 12176261 24352522 48705044