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1312301314 = 21613406789
BaseRepresentation
bin100111000111000…
…0010000100000010
310101110022210222101
41032032002010002
510141422120224
6334115101014
744343243232
oct11616020402
93343283871
101312301314
1161383a445
123075a176a
1317bb5416c
14c6403cc2
157a320044
hex4e382102

1312301314 has 8 divisors (see below), whose sum is σ = 1969677180. Its totient is φ = 655742256.

The previous prime is 1312301293. The next prime is 1312301339. The reversal of 1312301314 is 4131032131.

It can be written as a sum of positive squares in 2 ways, for example, as 1266292225 + 46009089 = 35585^2 + 6783^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13123013142 = 3444269477452253192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1312301291 and 1312301300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200169 + ... + 206620.

Almost surely, 21312301314 is an apocalyptic number.

1312301314 is a deficient number, since it is larger than the sum of its proper divisors (657375866).

1312301314 is a wasteful number, since it uses less digits than its factorization.

1312301314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408404.

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

The square root of 1312301314 is about 36225.6996343756. The cubic root of 1312301314 is about 1094.8245346195.

Adding to 1312301314 its reverse (4131032131), we get a palindrome (5443333445).

The spelling of 1312301314 in words is "one billion, three hundred twelve million, three hundred one thousand, three hundred fourteen".

Divisors: 1 2 1613 3226 406789 813578 656150657 1312301314