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103001142 = 2317166857
BaseRepresentation
bin1100010001110…
…10110000110110
321011211000000010
412020322300312
5202332014032
614115401050
72360331606
oct610726066
9234730003
10103001142
1153161312
122a5b3186
131845482a
14d972c06
159098ccc
hex623ac36

103001142 has 8 divisors (see below), whose sum is σ = 206002296. Its totient is φ = 34333712.

The previous prime is 103001141. The next prime is 103001159. The reversal of 103001142 is 241100301.

It is a happy number.

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

103001142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103001141) 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 3 ways as a sum of consecutive naturals, for example, 8583423 + ... + 8583434.

It is an arithmetic number, because the mean of its divisors is an integer number (25750287).

Almost surely, 2103001142 is an apocalyptic number.

103001142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

103001142 is a wasteful number, since it uses less digits than its factorization.

103001142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17166862.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 103001142 is about 10148.9478272381. The cubic root of 103001142 is about 468.7565471797.

Adding to 103001142 its reverse (241100301), we get a palindrome (344101443).

The spelling of 103001142 in words is "one hundred three million, one thousand, one hundred forty-two".

Divisors: 1 2 3 6 17166857 34333714 51500571 103001142