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103112306 = 21171251263
BaseRepresentation
bin1100010010101…
…01111001110010
321012000122111022
412021111321302
5202344043211
614122015442
72361303653
oct611257162
9235018438
10103112306
1153227890
122a647582
13184932cb
14d9a152a
1590bbbdb
hex6255e72

103112306 has 32 divisors (see below), whose sum is σ = 172440576. Its totient is φ = 45850000.

The previous prime is 103112299. The next prime is 103112309. The reversal of 103112306 is 603211301.

It is not an unprimeable number, because it can be changed into a prime (103112309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391931 + ... + 392193.

It is an arithmetic number, because the mean of its divisors is an integer number (5388768).

Almost surely, 2103112306 is an apocalyptic number.

103112306 is a deficient number, since it is larger than the sum of its proper divisors (69328270).

103112306 is a wasteful number, since it uses less digits than its factorization.

103112306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 103112306 is about 10154.4229772055. The cubic root of 103112306 is about 468.9251217439.

Adding to 103112306 its reverse (603211301), we get a palindrome (706323607).

The spelling of 103112306 in words is "one hundred three million, one hundred twelve thousand, three hundred six".

Divisors: 1 2 11 22 71 142 251 263 502 526 781 1562 2761 2893 5522 5786 17821 18673 35642 37346 66013 132026 196031 205403 392062 410806 726143 1452286 4686923 9373846 51556153 103112306