Search a number
-
+
10109284 = 222987149
BaseRepresentation
bin100110100100…
…000101100100
3201000121022221
4212210011210
510041444114
61000402124
7151633063
oct46440544
921017287
1010109284
115785289
123476344
13212c533
1414b21da
15d4a524
hex9a4164

10109284 has 12 divisors (see below), whose sum is σ = 18301500. Its totient is φ = 4880288.

The previous prime is 10109279. The next prime is 10109287. The reversal of 10109284 is 48290101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3504384 + 6604900 = 1872^2 + 2570^2 .

It is not an unprimeable number, because it can be changed into a prime (10109287) 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, 43459 + ... + 43690.

It is an arithmetic number, because the mean of its divisors is an integer number (1525125).

Almost surely, 210109284 is an apocalyptic number.

It is an amenable number.

10109284 is a deficient number, since it is larger than the sum of its proper divisors (8192216).

10109284 is a wasteful number, since it uses less digits than its factorization.

10109284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87182 (or 87180 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 10109284 is about 3179.5100251454. The cubic root of 10109284 is about 216.2254447711.

Adding to 10109284 its reverse (48290101), we get a palindrome (58399385).

The spelling of 10109284 in words is "ten million, one hundred nine thousand, two hundred eighty-four".

Divisors: 1 2 4 29 58 116 87149 174298 348596 2527321 5054642 10109284