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13230311031354 = 233976538505799
BaseRepresentation
bin1100000010000110101111…
…1111010100001000111010
31201211210202010100010221210
43000201223333110020322
53213231134111000404
644045530533143550
72533600304150244
oct300415377241072
951753663303853
1013230311031354
114240a4173342a
12159815848abb6
1374c7c79305b1
1433a4c9997094
1517e23dbc2689
hexc086bfd423a

13230311031354 has 32 divisors (see below), whose sum is σ = 26567900323200. Its totient is φ = 4392257994432.

The previous prime is 13230311031349. The next prime is 13230311031373. The reversal of 13230311031354 is 45313011303231.

It is a happy number.

It is a super-2 number, since 2×132303110313542 (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2697454 + ... + 5808345.

It is an arithmetic number, because the mean of its divisors is an integer number (830246885100).

Almost surely, 213230311031354 is an apocalyptic number.

13230311031354 is an abundant number, since it is smaller than the sum of its proper divisors (13337589291846).

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

13230311031354 is a wasteful number, since it uses less digits than its factorization.

13230311031354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8506854.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 13230311031354 its reverse (45313011303231), we get a palindrome (58543322334585).

The spelling of 13230311031354 in words is "thirteen trillion, two hundred thirty billion, three hundred eleven million, thirty-one thousand, three hundred fifty-four".

Divisors: 1 2 3 6 397 653 794 1191 1306 1959 2382 3918 259241 518482 777723 1555446 8505799 17011598 25517397 51034794 3376802203 5554286747 6753604406 10130406609 11108573494 16662860241 20260813218 33325720482 2205051838559 4410103677118 6615155515677 13230311031354