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48231013185 = 3253134574203
BaseRepresentation
bin101100111010110010…
…101101101101000001
311121111022011022220200
4230322302231231001
51242234114410220
634053525555413
73325131563535
oct547262555501
9147438138820
1048231013185
1119500171083
129420575b69
13471841ab74
14249780bbc5
1513c4415890
hexb3acadb41

48231013185 has 24 divisors (see below), whose sum is σ = 86297213184. Its totient is φ = 24893425440.

The previous prime is 48231013183. The next prime is 48231013279. The reversal of 48231013185 is 58131013284.

It is not a de Polignac number, because 48231013185 - 21 = 48231013183 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48231013183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17285707 + ... + 17288496.

It is an arithmetic number, because the mean of its divisors is an integer number (3595717216).

Almost surely, 248231013185 is an apocalyptic number.

48231013185 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

48231013185 is a deficient number, since it is larger than the sum of its proper divisors (38066199999).

48231013185 is a wasteful number, since it uses less digits than its factorization.

48231013185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34574245 (or 34574242 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

Subtracting 48231013185 from its reverse (58131013284), we obtain a palindrome (9900000099).

The spelling of 48231013185 in words is "forty-eight billion, two hundred thirty-one million, thirteen thousand, one hundred eighty-five".

Divisors: 1 3 5 9 15 31 45 93 155 279 465 1395 34574203 103722609 172871015 311167827 518613045 1071800293 1555839135 3215400879 5359001465 9646202637 16077004395 48231013185