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105105606060 = 223571343447677
BaseRepresentation
bin110000111100011001…
…0000100010110101100
3101001021222202000002110
41201320302010112230
53210224013343220
6120141305524020
710410420624240
oct1417062042654
9331258660073
10105105606060
1140636413544
12184537a3610
139bb04c5710
145131172420
152b025a1be0
hex1878c845ac

105105606060 has 192 divisors, whose sum is σ = 370634406912. Its totient is φ = 21660355584.

The previous prime is 105105606059. The next prime is 105105606119. The reversal of 105105606060 is 60606501501.

It is a super-2 number, since 2×1051056060602 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10942 + ... + 458618.

It is an arithmetic number, because the mean of its divisors is an integer number (1930387536).

Almost surely, 2105105606060 is an apocalyptic number.

105105606060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 105105606060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185317203456).

105105606060 is an abundant number, since it is smaller than the sum of its proper divisors (265528800852).

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

105105606060 is a wasteful number, since it uses less digits than its factorization.

105105606060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447752 (or 447750 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 105105606060 in words is "one hundred five billion, one hundred five million, six hundred six thousand, sixty".