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2011006005210 = 2325109492040781
BaseRepresentation
bin11101010000111001010…
…011000110111111011010
321010020202110120211210200
4131100321103012333122
5230422020014131320
64135502101523030
7265201414001556
oct35207123067732
97106673524720
102011006005210
11705954510464
122858b5a13476
131178387b21a7
146d494484866
153749e356290
hex1d4394c6fda

2011006005210 has 48 divisors (see below), whose sum is σ = 5229095718600. Its totient is φ = 536219026560.

The previous prime is 2011006005199. The next prime is 2011006005241. The reversal of 2011006005210 is 125006001102.

2011006005210 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 0 + 0 + 600 + 52 + 10 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1113444929601 + 897561075609 = 1055199^2 + 947397^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34981 + ... + 2005800.

Almost surely, 22011006005210 is an apocalyptic number.

2011006005210 is an abundant number, since it is smaller than the sum of its proper divisors (3218089713390).

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

2011006005210 is a wasteful number, since it uses less digits than its factorization.

2011006005210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051743 (or 2051740 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The spelling of 2011006005210 in words is "two trillion, eleven billion, six million, five thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 10949 21898 32847 54745 65694 98541 109490 164235 197082 328470 492705 985410 2040781 4081562 6122343 10203905 12244686 18367029 20407810 30611715 36734058 61223430 91835145 183670290 22344511169 44689022338 67033533507 111722555845 134067067014 201100600521 223445111690 335167667535 402201201042 670335335070 1005503002605 2011006005210