Search a number
-
+
1313000230 = 252919323459
BaseRepresentation
bin100111001000010…
…1100101100100110
310101111122022201011
41032100230230212
510142112001410
6334142052434
744352214003
oct11620545446
93344568634
101313000230
11614177563
1230787a11a
1317c03a319
14c65468aa
157a40c18a
hex4e42cb26

1313000230 has 32 divisors (see below), whose sum is σ = 2457669600. Its totient is φ = 504440832.

The previous prime is 1313000207. The next prime is 1313000233. The reversal of 1313000230 is 320003131.

It is a self number, because there is not a number n which added to its sum of digits gives 1313000230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313000233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44241 + ... + 67699.

It is an arithmetic number, because the mean of its divisors is an integer number (76802175).

Almost surely, 21313000230 is an apocalyptic number.

1313000230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313000230 is a deficient number, since it is larger than the sum of its proper divisors (1144669370).

1313000230 is a wasteful number, since it uses less digits than its factorization.

1313000230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23688.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1313000230 is about 36235.3450376839. The cubic root of 1313000230 is about 1095.0188636131.

Adding to 1313000230 its reverse (320003131), we get a palindrome (1633003361).

The spelling of 1313000230 in words is "one billion, three hundred thirteen million, two hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 29 58 145 193 290 386 965 1930 5597 11194 23459 27985 46918 55970 117295 234590 680311 1360622 3401555 4527587 6803110 9055174 22637935 45275870 131300023 262600046 656500115 1313000230