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134808408 = 23337247271
BaseRepresentation
bin10000000100100…
…00001101011000
3100101122222101000
420002100031120
5234002332113
621213225000
73224565300
oct1002201530
9311588330
10134808408
116a106609
1239192160
1321c102b7
1413c92600
15bc7d373
hex8090358

134808408 has 192 divisors, whose sum is σ = 446515200. Its totient is φ = 37558080.

The previous prime is 134808379. The next prime is 134808413. The reversal of 134808408 is 804808431.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 497313 + ... + 497583.

It is an arithmetic number, because the mean of its divisors is an integer number (2325600).

Almost surely, 2134808408 is an apocalyptic number.

134808408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134808408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223257600).

134808408 is an abundant number, since it is smaller than the sum of its proper divisors (311706792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134808408 is a wasteful number, since it uses less digits than its factorization.

134808408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 134808408 is about 11610.7023043397. The cubic root of 134808408 is about 512.7499893223.

The spelling of 134808408 in words is "one hundred thirty-four million, eight hundred eight thousand, four hundred eight".