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103140404 = 22199912899
BaseRepresentation
bin1100010010111…
…00110000110100
321012002002000222
412021130300310
5202400443104
614122353512
72361451613
oct611346064
9235062028
10103140404
1153246a04
122a65b898
13184a3033
14d9ab87a
1590c51be
hex625cc34

103140404 has 12 divisors (see below), whose sum is σ = 180600000. Its totient is φ = 51540408.

The previous prime is 103140371. The next prime is 103140413. The reversal of 103140404 is 404041301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1547 + ... + 14445.

It is an arithmetic number, because the mean of its divisors is an integer number (15050000).

Almost surely, 2103140404 is an apocalyptic number.

It is an amenable number.

103140404 is a deficient number, since it is larger than the sum of its proper divisors (77459596).

103140404 is a wasteful number, since it uses less digits than its factorization.

103140404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14902 (or 14900 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 103140404 is about 10155.8064180054. The cubic root of 103140404 is about 468.9677117507.

Adding to 103140404 its reverse (404041301), we get a palindrome (507181705).

The spelling of 103140404 in words is "one hundred three million, one hundred forty thousand, four hundred four".

Divisors: 1 2 4 1999 3998 7996 12899 25798 51596 25785101 51570202 103140404