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134148388 = 22113048827
BaseRepresentation
bin1111111111011…
…11000100100100
3100100102102222211
413333233010210
5233320222023
621151133204
73216146113
oct777570444
9310372884
10134148388
11697a5740
1238b14204
1321a3ba5a
1413b5dc7a
15bb9ca0d
hex7fef124

134148388 has 12 divisors (see below), whose sum is σ = 256101552. Its totient is φ = 60976520.

The previous prime is 134148373. The next prime is 134148389. The reversal of 134148388 is 883841431.

134148388 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 134148388.

It is not an unprimeable number, because it can be changed into a prime (134148389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1524370 + ... + 1524457.

It is an arithmetic number, because the mean of its divisors is an integer number (21341796).

Almost surely, 2134148388 is an apocalyptic number.

It is an amenable number.

134148388 is a deficient number, since it is larger than the sum of its proper divisors (121953164).

134148388 is a wasteful number, since it uses less digits than its factorization.

134148388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048842 (or 3048840 counting only the distinct ones).

The product of its digits is 73728, while the sum is 40.

The square root of 134148388 is about 11582.2445147735. The cubic root of 134148388 is about 511.9118144426.

It can be divided in two parts, 1341 and 48388, that added together give a square (49729 = 2232).

The spelling of 134148388 in words is "one hundred thirty-four million, one hundred forty-eight thousand, three hundred eighty-eight".

Divisors: 1 2 4 11 22 44 3048827 6097654 12195308 33537097 67074194 134148388