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103075903 = 723640223
BaseRepresentation
bin1100010010011…
…01000000111111
321011221210120001
412021031000333
5202341412103
614121135131
72361062560
oct611150077
9234853501
10103075903
11532024a7
122a62a4a7
131847c878
14d992167
1590b101d
hex624d03f

103075903 has 8 divisors (see below), whose sum is σ = 122923008. Its totient is φ = 84509304.

The previous prime is 103075849. The next prime is 103075919. The reversal of 103075903 is 309570301.

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 103075903 - 221 = 100978751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103075963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319951 + ... + 320272.

It is an arithmetic number, because the mean of its divisors is an integer number (15365376).

Almost surely, 2103075903 is an apocalyptic number.

103075903 is a deficient number, since it is larger than the sum of its proper divisors (19847105).

103075903 is an equidigital number, since it uses as much as digits as its factorization.

103075903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640253.

The product of its (nonzero) digits is 2835, while the sum is 28.

The square root of 103075903 is about 10152.6303488308. The cubic root of 103075903 is about 468.8699317893.

The spelling of 103075903 in words is "one hundred three million, seventy-five thousand, nine hundred three".

Divisors: 1 7 23 161 640223 4481561 14725129 103075903