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1313101310 = 25159782223
BaseRepresentation
bin100111001000100…
…0101010111111110
310101111211110100212
41032101011113332
510142123220220
6334144152422
744353114463
oct11621052776
93344743325
101313101310
116142364a4
12307908712
1317c074331
14c657166a
157a42c0c5
hex4e4455fe

1313101310 has 16 divisors (see below), whose sum is σ = 2365091136. Its totient is φ = 524905248.

The previous prime is 1313101261. The next prime is 1313101327. The reversal of 1313101310 is 131013131.

It is a happy number.

It is a super-2 number, since 2×13131013102 = 3448470100647432200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25142 + ... + 57081.

It is an arithmetic number, because the mean of its divisors is an integer number (147818196).

Almost surely, 21313101310 is an apocalyptic number.

1313101310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313101310 is a deficient number, since it is larger than the sum of its proper divisors (1051989826).

1313101310 is a wasteful number, since it uses less digits than its factorization.

1313101310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83827.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1313101310 is about 36236.7397816084. The cubic root of 1313101310 is about 1095.0469625334.

Adding to 1313101310 its reverse (131013131), we get a palindrome (1444114441).

The spelling of 1313101310 in words is "one billion, three hundred thirteen million, one hundred one thousand, three hundred ten".

Divisors: 1 2 5 10 1597 3194 7985 15970 82223 164446 411115 822230 131310131 262620262 656550655 1313101310