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2007008755 = 51123357437
BaseRepresentation
bin111011110100000…
…1000010111110011
312011212112121102121
41313220020113303
513102243240010
6531053055111
7100510202323
oct16750102763
95155477377
102007008755
1193a9a4424
12480187497
1325ca5c55b
141507a1283
15bb2e93da
hex77a085f3

2007008755 has 8 divisors (see below), whose sum is σ = 2410561872. Its totient is φ = 1604172768.

The previous prime is 2007008747. The next prime is 2007008777. The reversal of 2007008755 is 5578007002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2007008755 - 23 = 2007008747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2007008755.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173104 + ... + 184333.

It is an arithmetic number, because the mean of its divisors is an integer number (301320234).

Almost surely, 22007008755 is an apocalyptic number.

2007008755 is a deficient number, since it is larger than the sum of its proper divisors (403553117).

2007008755 is a wasteful number, since it uses less digits than its factorization.

2007008755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358565.

The product of its (nonzero) digits is 19600, while the sum is 34.

The square root of 2007008755 is about 44799.6512821250. The cubic root of 2007008755 is about 1261.3910803756.

The spelling of 2007008755 in words is "two billion, seven million, eight thousand, seven hundred fifty-five".

Divisors: 1 5 1123 5615 357437 1787185 401401751 2007008755