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10230898 = 25115449
BaseRepresentation
bin100111000001…
…110001110010
3201020210011011
4213001301302
510104342043
61003141134
7152650456
oct47016162
921223134
1010230898
115858697
1235147aa
1321729b2
141504666
15d7159d
hex9c1c72

10230898 has 4 divisors (see below), whose sum is σ = 15346350. Its totient is φ = 5115448.

The previous prime is 10230863. The next prime is 10230901. The reversal of 10230898 is 89803201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89803201 = 233904487.

It can be written as a sum of positive squares in only one way, i.e., 8334769 + 1896129 = 2887^2 + 1377^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557723 + ... + 2557726.

Almost surely, 210230898 is an apocalyptic number.

10230898 is a deficient number, since it is larger than the sum of its proper divisors (5115452).

10230898 is an equidigital number, since it uses as much as digits as its factorization.

10230898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5115451.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 10230898 is about 3198.5774963255. The cubic root of 10230898 is about 217.0890500748.

The spelling of 10230898 in words is "ten million, two hundred thirty thousand, eight hundred ninety-eight".

Divisors: 1 2 5115449 10230898