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2070662047 = 19782313931
BaseRepresentation
bin111101101101011…
…1100101110011111
312100022022112022221
41323122330232133
513220042141142
6541245250211
7102212223406
oct17332745637
95308275287
102070662047
11972920053
12499563967
1326ccb831c
1415901063d
15c1bbe767
hex7b6bcb9f

2070662047 has 8 divisors (see below), whose sum is σ = 2180079360. Its totient is φ = 1961288280.

The previous prime is 2070662039. The next prime is 2070662057. The reversal of 2070662047 is 7402660702.

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 2070662047 - 23 = 2070662039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2070662017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141672 + ... + 155602.

It is an arithmetic number, because the mean of its divisors is an integer number (272509920).

Almost surely, 22070662047 is an apocalyptic number.

2070662047 is a deficient number, since it is larger than the sum of its proper divisors (109417313).

2070662047 is a wasteful number, since it uses less digits than its factorization.

2070662047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21773.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 2070662047 is about 45504.5277637292. The cubic root of 2070662047 is about 1274.5877528171.

The spelling of 2070662047 in words is "two billion, seventy million, six hundred sixty-two thousand, forty-seven".

Divisors: 1 19 7823 13931 148637 264689 108982213 2070662047