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2005007470 = 251151174197
BaseRepresentation
bin111011110000001…
…1111110001101110
312011201202221011221
41313200133301232
513101240214340
6530542133554
7100454165554
oct16740376156
95151687157
102005007470
11939857874
1247b5812ba
1325c50b66b
141503ddbd4
15bb05144a
hex7781fc6e

2005007470 has 16 divisors (see below), whose sum is σ = 3612169728. Its totient is φ = 801301600.

The previous prime is 2005007447. The next prime is 2005007513. The reversal of 2005007470 is 747005002.

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 7 ways as a sum of consecutive naturals, for example, 75589 + ... + 98608.

It is an arithmetic number, because the mean of its divisors is an integer number (225760608).

Almost surely, 22005007470 is an apocalyptic number.

2005007470 is a deficient number, since it is larger than the sum of its proper divisors (1607162258).

2005007470 is a wasteful number, since it uses less digits than its factorization.

2005007470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175355.

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 2005007470 is about 44777.3097673364. The cubic root of 2005007470 is about 1260.9716763620.

The spelling of 2005007470 in words is "two billion, five million, seven thousand, four hundred seventy".

Divisors: 1 2 5 10 1151 2302 5755 11510 174197 348394 870985 1741970 200500747 401001494 1002503735 2005007470