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10101284 = 2213718433
BaseRepresentation
bin100110100010…
…001000100100
3201000012100122
4212202020210
510041220114
61000301112
7151600544
oct46421044
921005318
1010101284
11577a276
123471798
1321289bb
1414ad324
15d47e8e
hex9a2224

10101284 has 12 divisors (see below), whose sum is σ = 17807244. Its totient is φ = 5013504.

The previous prime is 10101283. The next prime is 10101307. The reversal of 10101284 is 48210101.

It can be written as a sum of positive squares in 2 ways, for example, as 5808100 + 4293184 = 2410^2 + 2072^2 .

It is not an unprimeable number, because it can be changed into a prime (10101283) 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, 8669 + ... + 9764.

It is an arithmetic number, because the mean of its divisors is an integer number (1483937).

Almost surely, 210101284 is an apocalyptic number.

It is an amenable number.

10101284 is a deficient number, since it is larger than the sum of its proper divisors (7705960).

10101284 is a wasteful number, since it uses less digits than its factorization.

10101284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18574 (or 18572 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 10101284 is about 3178.2517206792. The cubic root of 10101284 is about 216.1683929214.

Adding to 10101284 its reverse (48210101), we get a palindrome (58311385).

The spelling of 10101284 in words is "ten million, one hundred one thousand, two hundred eighty-four".

Divisors: 1 2 4 137 274 548 18433 36866 73732 2525321 5050642 10101284