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103042433 = 1317345817
BaseRepresentation
bin1100010010001…
…00110110000001
321011220002122102
412021010312001
5202334324213
614120320145
72360563154
oct611046601
9234802572
10103042433
115318a33a
122a613055
131846a570
14d983c9b
1590a6158
hex6244d81

103042433 has 8 divisors (see below), whose sum is σ = 111612648. Its totient is φ = 94564224.

The previous prime is 103042427. The next prime is 103042439. The reversal of 103042433 is 334240301.

It is an interprime number because it is at equal distance from previous prime (103042427) and next prime (103042439).

It can be written as a sum of positive squares in 4 ways, for example, as 38850289 + 64192144 = 6233^2 + 8012^2 .

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 103042433 - 210 = 103041409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103042439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20660 + ... + 25157.

It is an arithmetic number, because the mean of its divisors is an integer number (13951581).

Almost surely, 2103042433 is an apocalyptic number.

103042433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

103042433 is a deficient number, since it is larger than the sum of its proper divisors (8570215).

103042433 is a wasteful number, since it uses less digits than its factorization.

103042433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46003.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 103042433 is about 10150.9818736908. The cubic root of 103042433 is about 468.8191770379.

Adding to 103042433 its reverse (334240301), we get a palindrome (437282734).

The spelling of 103042433 in words is "one hundred three million, forty-two thousand, four hundred thirty-three".

Divisors: 1 13 173 2249 45817 595621 7926341 103042433