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103184928 = 2534711247
BaseRepresentation
bin1100010011001…
…11101000100000
321012011100010000
412021213220200
5202403404203
614123340000
72362025460
oct611475040
9235140100
10103184928
1153277400
122a681600
13184ba392
14d9bdba0
1590d34a3
hex6267a20

103184928 has 360 divisors, whose sum is σ = 389321856. Its totient is φ = 26231040.

The previous prime is 103184911. The next prime is 103185001. The reversal of 103184928 is 829481301.

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

It is a junction number, because it is equal to n+sod(n) for n = 103184892 and 103184901.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2195401 + ... + 2195447.

Almost surely, 2103184928 is an apocalyptic number.

103184928 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 103184928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194660928).

103184928 is an abundant number, since it is smaller than the sum of its proper divisors (286136928).

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

103184928 is a wasteful number, since it uses less digits than its factorization.

103184928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 103184928 is about 10157.9982279975. The cubic root of 103184928 is about 469.0351839011.

Adding to 103184928 its sum of digits (36), we get a square (103184964 = 101582).

The spelling of 103184928 in words is "one hundred three million, one hundred eighty-four thousand, nine hundred twenty-eight".