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3968015579 = 11412787407
BaseRepresentation
bin1110110010000011…
…0001110011011011
3101020112112002001222
43230200301303123
531111302444304
61453424202255
7200221401353
oct35440616333
911215462058
103968015579
111756928920
12928a6938b
134b3103418
14298dc9b63
151835584be
hexec831cdb

3968015579 has 8 divisors (see below), whose sum is σ = 4329842688. Its totient is φ = 3606371560.

The previous prime is 3968015539. The next prime is 3968015609. The reversal of 3968015579 is 9755108693.

3968015579 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3968015579 - 228 = 3699580123 is a prime.

It is a super-3 number, since 3×39680155793 (a number of 30 digits) contains 333 as substring.

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 3968015579.

It is not an unprimeable number, because it can be changed into a prime (3968015539) 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 7 ways as a sum of consecutive naturals, for example, 1694 + ... + 89100.

It is an arithmetic number, because the mean of its divisors is an integer number (541230336).

Almost surely, 23968015579 is an apocalyptic number.

3968015579 is a deficient number, since it is larger than the sum of its proper divisors (361827109).

3968015579 is a wasteful number, since it uses less digits than its factorization.

3968015579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91545.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The square root of 3968015579 is about 62992.1866504093. The cubic root of 3968015579 is about 1583.1587157778.

The spelling of 3968015579 in words is "three billion, nine hundred sixty-eight million, fifteen thousand, five hundred seventy-nine".

Divisors: 1 11 4127 45397 87407 961477 360728689 3968015579