Base | Representation |
---|---|
bin | 1110111100111110… |
… | …1110111001011111 |
3 | 101100201211011200201 |
4 | 3233033232321133 |
5 | 31210023111004 |
6 | 1502143204331 |
7 | 201316256533 |
oct | 35717567137 |
9 | 11321734621 |
10 | 4013878879 |
11 | 177a80367a |
12 | 9402a66a7 |
13 | 4bc77097a |
14 | 2a1127bc3 |
15 | 1875b76a4 |
hex | ef3eee5f |
4013878879 has 8 divisors (see below), whose sum is σ = 4189491072. Its totient is φ = 3838358040.
The previous prime is 4013878871. The next prime is 4013878919. The reversal of 4013878879 is 9788783104.
It is a happy number.
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 4013878879 - 23 = 4013878871 is a prime.
It is a super-2 number, since 2×40138788792 = 32222447310564593282, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4013878871) 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, 76132 + ... + 117574.
It is an arithmetic number, because the mean of its divisors is an integer number (523686384).
Almost surely, 24013878879 is an apocalyptic number.
4013878879 is a deficient number, since it is larger than the sum of its proper divisors (175612193).
4013878879 is a wasteful number, since it uses less digits than its factorization.
4013878879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45677.
The product of its (nonzero) digits is 2709504, while the sum is 55.
The square root of 4013878879 is about 63355.1803643554. The cubic root of 4013878879 is about 1589.2348782400.
The spelling of 4013878879 in words is "four billion, thirteen million, eight hundred seventy-eight thousand, eight hundred seventy-nine".
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