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13210231110 = 235736032069
BaseRepresentation
bin11000100110110010…
…00010000101000110
31021002122101021022220
430103121002011012
5204023304343420
610022501033210
7645235053216
oct142331020506
937078337286
1013210231110
11566991617a
1226880b5806
131326acbacb
148d4652246
15524b2c840
hex313642146

13210231110 has 32 divisors (see below), whose sum is σ = 32138868960. Its totient is φ = 3474471168.

The previous prime is 13210231063. The next prime is 13210231121. The reversal of 13210231110 is 1113201231.

It is a happy number.

It is a super-2 number, since 2×132102311102 (a number of 21 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13210231110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3013845 + ... + 3018224.

It is an arithmetic number, because the mean of its divisors is an integer number (1004339655).

Almost surely, 213210231110 is an apocalyptic number.

13210231110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13210231110 is an abundant number, since it is smaller than the sum of its proper divisors (18928637850).

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

13210231110 is a wasteful number, since it uses less digits than its factorization.

13210231110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6032152.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13210231110 its reverse (1113201231), we get a palindrome (14323432341).

The spelling of 13210231110 in words is "thirteen billion, two hundred ten million, two hundred thirty-one thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 73 146 219 365 438 730 1095 2190 6032069 12064138 18096207 30160345 36192414 60320690 90481035 180962070 440341037 880682074 1321023111 2201705185 2642046222 4403410370 6605115555 13210231110