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13211310030 = 235835305747
BaseRepresentation
bin11000100110111010…
…01001011111001110
31021002201102002022220
430103131021133032
5204024043410110
610022540120210
7645250165602
oct142335113716
937081362286
1013211310030
11566a492846
122688536066
1313270b8c19
148d4853502
15524c92370
hex3137497ce

13211310030 has 32 divisors (see below), whose sum is σ = 32089163904. Its totient is φ = 3480569376.

The previous prime is 13211310029. The next prime is 13211310097. The reversal of 13211310030 is 3001311231.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 13211309991 and 13211310009.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2650384 + ... + 2655363.

It is an arithmetic number, because the mean of its divisors is an integer number (1002786372).

Almost surely, 213211310030 is an apocalyptic number.

13211310030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13211310030 is an abundant number, since it is smaller than the sum of its proper divisors (18877853874).

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

13211310030 is a wasteful number, since it uses less digits than its factorization.

13211310030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5305840.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 13211310030 its reverse (3001311231), we get a palindrome (16212621261).

The spelling of 13211310030 in words is "thirteen billion, two hundred eleven million, three hundred ten thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 83 166 249 415 498 830 1245 2490 5305747 10611494 15917241 26528735 31834482 53057470 79586205 159172410 440377001 880754002 1321131003 2201885005 2642262006 4403770010 6605655015 13211310030