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103828039 = 761243157
BaseRepresentation
bin1100011000001…
…00101001000111
321020101000021221
412030010221013
5203034444124
614145221211
72400344440
oct614045107
9236330257
10103828039
11536765a7
122a931807
1318684013
14db0a2c7
1591adce4
hex6304a47

103828039 has 8 divisors (see below), whose sum is σ = 120606368. Its totient is φ = 87536160.

The previous prime is 103828037. The next prime is 103828063. The reversal of 103828039 is 930828301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103828039 - 21 = 103828037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103827995 and 103828013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103828037) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 121152 + ... + 122005.

It is an arithmetic number, because the mean of its divisors is an integer number (15075796).

Almost surely, 2103828039 is an apocalyptic number.

103828039 is a deficient number, since it is larger than the sum of its proper divisors (16778329).

103828039 is an equidigital number, since it uses as much as digits as its factorization.

103828039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243225.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 103828039 is about 10189.6044574851. The cubic root of 103828039 is about 470.0076036193.

The spelling of 103828039 in words is "one hundred three million, eight hundred twenty-eight thousand, thirty-nine".

Divisors: 1 7 61 427 243157 1702099 14832577 103828039