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134172884 = 22122327427
BaseRepresentation
bin1111111111101…
…01000011010100
3100100110200121002
413333311003110
5233322013014
621151442432
73216310406
oct777650324
9310420532
10134172884
116981208a
1238b26418
1321a49c51
1413b68b76
15bba4dde
hex7ff50d4

134172884 has 12 divisors (see below), whose sum is σ = 235003104. Its totient is φ = 67029144.

The previous prime is 134172877. The next prime is 134172893. The reversal of 134172884 is 488271431.

It is a congruent number.

It is an unprimeable number.

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, 8822 + ... + 18605.

It is an arithmetic number, because the mean of its divisors is an integer number (19583592).

Almost surely, 2134172884 is an apocalyptic number.

It is an amenable number.

134172884 is a deficient number, since it is larger than the sum of its proper divisors (100830220).

134172884 is a wasteful number, since it uses less digits than its factorization.

134172884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28654 (or 28652 counting only the distinct ones).

The product of its digits is 43008, while the sum is 38.

The square root of 134172884 is about 11583.3019471997. The cubic root of 134172884 is about 511.9429715535.

The spelling of 134172884 in words is "one hundred thirty-four million, one hundred seventy-two thousand, eight hundred eighty-four".

Divisors: 1 2 4 1223 2446 4892 27427 54854 109708 33543221 67086442 134172884