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2007243886 = 21427703309
BaseRepresentation
bin111011110100100…
…0001110001101110
312011212222112222011
41313221001301232
513102323301021
6531102111434
7100512201664
oct16751016156
95155875864
102007243886
1194004504a
1248027b57a
1325cb1259b
14150822c34
15bb343de1
hex77a41c6e

2007243886 has 8 divisors (see below), whose sum is σ = 3012980040. Its totient is φ = 1002917208.

The previous prime is 2007243883. The next prime is 2007243991. The reversal of 2007243886 is 6883427002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2007243881) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 348801 + ... + 354508.

It is an arithmetic number, because the mean of its divisors is an integer number (376622505).

Almost surely, 22007243886 is an apocalyptic number.

2007243886 is a deficient number, since it is larger than the sum of its proper divisors (1005736154).

2007243886 is a wasteful number, since it uses less digits than its factorization.

2007243886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704738.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 2007243886 is about 44802.2754556060. The cubic root of 2007243886 is about 1261.4403378528.

The spelling of 2007243886 in words is "two billion, seven million, two hundred forty-three thousand, eight hundred eighty-six".

Divisors: 1 2 1427 2854 703309 1406618 1003621943 2007243886