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13113122310 = 2325795993079
BaseRepresentation
bin11000011011001101…
…00101111000000110
31020211212122122002200
430031212211320012
5203323424403220
610005111415330
7642645462201
oct141546457006
936755578080
1013113122310
11561a019972
12265b684546
13130c95b292
148c57b4938
1551b349890
hex30d9a5e06

13113122310 has 96 divisors (see below), whose sum is σ = 34594560000. Its totient is φ = 3445685568.

The previous prime is 13113122303. The next prime is 13113122333. The reversal of 13113122310 is 1322131131.

It is a super-2 number, since 2×131131223102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4257351 + ... + 4260429.

It is an arithmetic number, because the mean of its divisors is an integer number (360360000).

Almost surely, 213113122310 is an apocalyptic number.

13113122310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13113122310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17297280000).

13113122310 is an abundant number, since it is smaller than the sum of its proper divisors (21481437690).

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

13113122310 is a wasteful number, since it uses less digits than its factorization.

13113122310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770 (or 3767 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 13113122310 its reverse (1322131131), we get a palindrome (14435253441).

The spelling of 13113122310 in words is "thirteen billion, one hundred thirteen million, one hundred twenty-two thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 79 90 158 237 395 474 599 711 790 1185 1198 1422 1797 2370 2995 3079 3555 3594 5391 5990 6158 7110 8985 9237 10782 15395 17970 18474 26955 27711 30790 46185 47321 53910 55422 92370 94642 138555 141963 236605 243241 277110 283926 425889 473210 486482 709815 729723 851778 1216205 1419630 1459446 1844321 2129445 2189169 2432410 3648615 3688642 4258890 4378338 5532963 7297230 9221605 10945845 11065926 16598889 18443210 21891690 27664815 33197778 55329630 82994445 145701359 165988890 291402718 437104077 728506795 874208154 1311312231 1457013590 2185520385 2622624462 4371040770 6556561155 13113122310