Search a number
-
+
1310216230 = 25294517987
BaseRepresentation
bin100111000011000…
…0101000000100110
310101022101212210001
41032012011000212
510140403404410
6334002251514
744316440251
oct11606050046
93338355701
101310216230
11612645934
12306956b9a
1317b5a409b
14c6020098
157a05c33a
hex4e185026

1310216230 has 16 divisors (see below), whose sum is σ = 2439713520. Its totient is φ = 506014432.

The previous prime is 1310216221. The next prime is 1310216239. The reversal of 1310216230 is 326120131.

1310216230 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1310216221) and next prime (1310216239).

It is a junction number, because it is equal to n+sod(n) for n = 1310216198 and 1310216207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310216239) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2258704 + ... + 2259283.

It is an arithmetic number, because the mean of its divisors is an integer number (152482095).

Almost surely, 21310216230 is an apocalyptic number.

1310216230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1310216230 is a deficient number, since it is larger than the sum of its proper divisors (1129497290).

1310216230 is a wasteful number, since it uses less digits than its factorization.

1310216230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4518023.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1310216230 is about 36196.9091221889. The cubic root of 1310216230 is about 1094.2443804549.

Adding to 1310216230 its reverse (326120131), we get a palindrome (1636336361).

The spelling of 1310216230 in words is "one billion, three hundred ten million, two hundred sixteen thousand, two hundred thirty".

Divisors: 1 2 5 10 29 58 145 290 4517987 9035974 22589935 45179870 131021623 262043246 655108115 1310216230