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1311003323214 = 2313171952036331
BaseRepresentation
bin10011000100111101111…
…000110010101101001110
311122022221002001012001120
4103010331320302231032
5132434413322320324
62442133331021410
7163500612245034
oct23047570625516
94568832035046
101311003323214
11465aa221a842
121920b843a866
139681c916590
144764aa82554
152417ee1e179
hex1313de32b4e

1311003323214 has 64 divisors (see below), whose sum is σ = 3147157359360. Its totient is φ = 359675112960.

The previous prime is 1311003323191. The next prime is 1311003323219. The reversal of 1311003323214 is 4123233001131.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311003323219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25992972 + ... + 26043359.

It is an arithmetic number, because the mean of its divisors is an integer number (49174333740).

Almost surely, 21311003323214 is an apocalyptic number.

1311003323214 is an abundant number, since it is smaller than the sum of its proper divisors (1836154036146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311003323214 is a wasteful number, since it uses less digits than its factorization.

1311003323214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52036385.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1311003323214 its reverse (4123233001131), we get a palindrome (5434236324345).

The spelling of 1311003323214 in words is "one trillion, three hundred eleven billion, three million, three hundred twenty-three thousand, two hundred fourteen".

Divisors: 1 2 3 6 13 17 19 26 34 38 39 51 57 78 102 114 221 247 323 442 494 646 663 741 969 1326 1482 1938 4199 8398 12597 25194 52036331 104072662 156108993 312217986 676472303 884617627 988690289 1352944606 1769235254 1977380578 2029416909 2653852881 2966070867 4058833818 5307705762 5932141734 11500029151 12852973757 16807734913 23000058302 25705947514 33615469826 34500087453 38558921271 50423204739 69000174906 77117842542 100846409478 218500553869 437001107738 655501661607 1311003323214