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10205102 = 213936709
BaseRepresentation
bin100110111011…
…011110101110
3201012110202202
4212323132232
510103030402
61002421502
7152512325
oct46733656
921173682
1010205102
115840276
123501892
13216402b
1414d90bc
15d68b02
hex9bb7ae

10205102 has 8 divisors (see below), whose sum is σ = 15418200. Its totient is φ = 5065704.

The previous prime is 10205101. The next prime is 10205113. The reversal of 10205102 is 20150201.

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 (10205101) 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, 18077 + ... + 18632.

It is an arithmetic number, because the mean of its divisors is an integer number (1927275).

Almost surely, 210205102 is an apocalyptic number.

10205102 is a deficient number, since it is larger than the sum of its proper divisors (5213098).

10205102 is a wasteful number, since it uses less digits than its factorization.

10205102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36850.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 10205102 is about 3194.5425337597. The cubic root of 10205102 is about 216.9064417204.

Adding to 10205102 its reverse (20150201), we get a palindrome (30355303).

The spelling of 10205102 in words is "ten million, two hundred five thousand, one hundred two".

Divisors: 1 2 139 278 36709 73418 5102551 10205102