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244130135 = 5432394751
BaseRepresentation
bin11101000110100…
…10000101010111
3122000101002120212
432203102011113
5444444131020
640120320035
76023033444
oct1643220527
9560332525
10244130135
11115894647
126991301b
133b768a02
14245cc9cb
1516674cc5
hexe8d2157

244130135 has 16 divisors (see below), whose sum is σ = 301086720. Its totient is φ = 189924000.

The previous prime is 244130129. The next prime is 244130167. The reversal of 244130135 is 531031442.

244130135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 244130135 - 26 = 244130071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244130135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49010 + ... + 53760.

It is an arithmetic number, because the mean of its divisors is an integer number (18817920).

Almost surely, 2244130135 is an apocalyptic number.

244130135 is a deficient number, since it is larger than the sum of its proper divisors (56956585).

244130135 is a wasteful number, since it uses less digits than its factorization.

244130135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 244130135 is about 15624.6643163941. The cubic root of 244130135 is about 624.9910484051.

Adding to 244130135 its reverse (531031442), we get a palindrome (775161577).

The spelling of 244130135 in words is "two hundred forty-four million, one hundred thirty thousand, one hundred thirty-five".

Divisors: 1 5 43 215 239 1195 4751 10277 23755 51385 204293 1021465 1135489 5677445 48826027 244130135