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104048713 = 233446561
BaseRepresentation
bin1100011001110…
…10100001001001
321020210020000001
412030322201021
5203114024323
614154043001
72402254006
oct614724111
9236706001
10104048713
115380737a
122aa19461
13187305b2
14db668ad
1592043ad
hex633a849

104048713 has 4 divisors (see below), whose sum is σ = 104495508. Its totient is φ = 103601920.

The previous prime is 104048689. The next prime is 104048719. The reversal of 104048713 is 317840401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 317840401 = 440972089.

It can be written as a sum of positive squares in 2 ways, for example, as 41512249 + 62536464 = 6443^2 + 7908^2 .

It is a cyclic number.

It is not a de Polignac number, because 104048713 - 217 = 103917641 is a prime.

It is a super-2 number, since 2×1040487132 = 21652269353912738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104048719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223048 + ... + 223513.

It is an arithmetic number, because the mean of its divisors is an integer number (26123877).

Almost surely, 2104048713 is an apocalyptic number.

It is an amenable number.

104048713 is a deficient number, since it is larger than the sum of its proper divisors (446795).

104048713 is an equidigital number, since it uses as much as digits as its factorization.

104048713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446794.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 104048713 is about 10200.4270989013. The cubic root of 104048713 is about 470.3403495236.

The spelling of 104048713 in words is "one hundred four million, forty-eight thousand, seven hundred thirteen".

Divisors: 1 233 446561 104048713