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10284131 = 111371917
BaseRepresentation
bin100111001110…
…110001100011
3201100111011202
4213032301203
510113043011
61004231415
7153261614
oct47166143
921314152
1010284131
115894690
12353b56b
132190cb0
141519c0b
15d8223b
hex9cec63

10284131 has 8 divisors (see below), whose sum is σ = 12082224. Its totient is φ = 8629920.

The previous prime is 10284119. The next prime is 10284143. The reversal of 10284131 is 13148201.

It is an interprime number because it is at equal distance from previous prime (10284119) and next prime (10284143).

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

It is not a de Polignac number, because 10284131 - 222 = 6089827 is a prime.

It is a super-2 number, since 2×102841312 = 211526700850322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10284101) 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 7 ways as a sum of consecutive naturals, for example, 35816 + ... + 36101.

It is an arithmetic number, because the mean of its divisors is an integer number (1510278).

Almost surely, 210284131 is an apocalyptic number.

10284131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10284131 is a deficient number, since it is larger than the sum of its proper divisors (1798093).

10284131 is a wasteful number, since it uses less digits than its factorization.

10284131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71941.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 10284131 is about 3206.8880554207. Note that the first 3 decimals coincide. The cubic root of 10284131 is about 217.4649152903.

The spelling of 10284131 in words is "ten million, two hundred eighty-four thousand, one hundred thirty-one".

Divisors: 1 11 13 143 71917 791087 934921 10284131