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13023312310 = 2519232980163
BaseRepresentation
bin11000010000011111…
…11111100110110110
31020121121122210221101
430020033333212312
5203132431443220
65552142440314
7640505220361
oct141017774666
936547583841
1013023312310
115583358328
12263559309a
1312c7174978
148b78b70d8
1551350930a
hex3083ff9b6

13023312310 has 32 divisors (see below), whose sum is σ = 25748616960. Its totient is φ = 4720576608.

The previous prime is 13023312307. The next prime is 13023312359. The reversal of 13023312310 is 1321332031.

It is a super-2 number, since 2×130233123102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent 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, 1485712 + ... + 1494451.

It is an arithmetic number, because the mean of its divisors is an integer number (804644280).

Almost surely, 213023312310 is an apocalyptic number.

13023312310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13023312310 is a deficient number, since it is larger than the sum of its proper divisors (12725304650).

13023312310 is a wasteful number, since it uses less digits than its factorization.

13023312310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980212.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13023312310 its reverse (1321332031), we get a palindrome (14344644341).

The spelling of 13023312310 in words is "thirteen billion, twenty-three million, three hundred twelve thousand, three hundred ten".

Divisors: 1 2 5 10 19 23 38 46 95 115 190 230 437 874 2185 4370 2980163 5960326 14900815 29801630 56623097 68543749 113246194 137087498 283115485 342718745 566230970 685437490 1302331231 2604662462 6511656155 13023312310