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103441990 = 2510344199
BaseRepresentation
bin1100010101001…
…10011001000110
321012122101201211
412022212121012
5202440120430
614133042034
72364146101
oct612463106
9235571654
10103441990
1153432553
122a78631a
131857a3a2
14da49738
15913472a
hex62a6646

103441990 has 8 divisors (see below), whose sum is σ = 186195600. Its totient is φ = 41376792.

The previous prime is 103441979. The next prime is 103441999. The reversal of 103441990 is 99144301.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103441999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5172090 + ... + 5172109.

It is an arithmetic number, because the mean of its divisors is an integer number (23274450).

Almost surely, 2103441990 is an apocalyptic number.

103441990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103441990 is a deficient number, since it is larger than the sum of its proper divisors (82753610).

103441990 is a wasteful number, since it uses less digits than its factorization.

103441990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10344206.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 103441990 is about 10170.6435391277. The cubic root of 103441990 is about 469.4243593937.

The spelling of 103441990 in words is "one hundred three million, four hundred forty-one thousand, nine hundred ninety".

Divisors: 1 2 5 10 10344199 20688398 51720995 103441990