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13213113030 = 23251311293259
BaseRepresentation
bin11000100111001000…
…00001101011000110
31021002211210200120200
430103210001223012
5204030024104110
610023042511330
7645301415265
oct142344015306
937084720520
1013213113030
115670504427
122689065546
13132759a7a0
148d4ba25dc
15524eeb6c0
hex313901ac6

13213113030 has 48 divisors (see below), whose sum is σ = 36996719760. Its totient is φ = 3252458304.

The previous prime is 13213113029. The next prime is 13213113049. The reversal of 13213113030 is 3031131231.

It is a happy number.

13213113030 is a `hidden beast` number, since 1 + 321 + 311 + 3 + 0 + 30 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 13213112994 and 13213113012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5645460 + ... + 5647799.

It is an arithmetic number, because the mean of its divisors is an integer number (770764995).

Almost surely, 213213113030 is an apocalyptic number.

13213113030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13213113030 is an abundant number, since it is smaller than the sum of its proper divisors (23783606730).

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

13213113030 is a wasteful number, since it uses less digits than its factorization.

13213113030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11293285 (or 11293282 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 13213113030 its reverse (3031131231), we get a palindrome (16244244261).

It can be divided in two parts, 132131 and 13030, that added together give a square (145161 = 3812).

The spelling of 13213113030 in words is "thirteen billion, two hundred thirteen million, one hundred thirteen thousand, thirty".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 195 234 390 585 1170 11293259 22586518 33879777 56466295 67759554 101639331 112932590 146812367 169398885 203278662 293624734 338797770 440437101 508196655 734061835 880874202 1016393310 1321311303 1468123670 2202185505 2642622606 4404371010 6606556515 13213113030