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48078532 = 2225746769
BaseRepresentation
bin1011011101100…
…1111011000100
310100110122100101
42313121323010
544302003112
64434253444
71122442435
oct267317304
9110418311
1048078532
1125159127
1214127284
139c64948
14655748c
15434a757
hex2dd9ec4

48078532 has 12 divisors (see below), whose sum is σ = 84466620. Its totient is φ = 23945216.

The previous prime is 48078521. The next prime is 48078539. The reversal of 48078532 is 23587084.

It can be written as a sum of positive squares in 2 ways, for example, as 32444416 + 15634116 = 5696^2 + 3954^2 .

It is a super-3 number, since 3×480785323 (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 48078491 and 48078500.

It is not an unprimeable number, because it can be changed into a prime (48078539) 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, 22357 + ... + 24412.

It is an arithmetic number, because the mean of its divisors is an integer number (7038885).

Almost surely, 248078532 is an apocalyptic number.

It is an amenable number.

48078532 is a deficient number, since it is larger than the sum of its proper divisors (36388088).

48078532 is a wasteful number, since it uses less digits than its factorization.

48078532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47030 (or 47028 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 48078532 is about 6933.8684729377. The cubic root of 48078532 is about 363.6222079565.

The spelling of 48078532 in words is "forty-eight million, seventy-eight thousand, five hundred thirty-two".

Divisors: 1 2 4 257 514 1028 46769 93538 187076 12019633 24039266 48078532