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3868680007 = 79349140317
BaseRepresentation
bin1110011010010111…
…0101111101000111
3100222121121022021201
43212211311331013
530410340230012
61435515123331
7164604144313
oct34645657507
910877538251
103868680007
111705850605
128bb743547
1349866318a
14289b2cb43
15179985857
hexe6975f47

3868680007 has 8 divisors (see below), whose sum is σ = 3928904000. Its totient is φ = 3808737504.

The previous prime is 3868679977. The next prime is 3868680059. The reversal of 3868680007 is 7000868683.

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 3868680007 - 215 = 3868647239 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 (3868680107) 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, 42588 + ... + 97729.

It is an arithmetic number, because the mean of its divisors is an integer number (491113000).

Almost surely, 23868680007 is an apocalyptic number.

3868680007 is a deficient number, since it is larger than the sum of its proper divisors (60223993).

3868680007 is a wasteful number, since it uses less digits than its factorization.

3868680007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140745.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 3868680007 is about 62198.7138693398. The cubic root of 3868680007 is about 1569.8359474006.

The spelling of 3868680007 in words is "three billion, eight hundred sixty-eight million, six hundred eighty thousand, seven".

Divisors: 1 79 349 27571 140317 11085043 48970633 3868680007