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48495866879 = 421711500087
BaseRepresentation
bin101101001010100101…
…000011001111111111
311122011202112021212202
4231022211003033333
51243304420220004
634140110422115
73334526031665
oct551245031777
9148152467782
1048495866879
111962671a629
12949520193b
13475b261425
1424c0a72c35
1513dc7d0b1e
hexb4a9433ff

48495866879 has 4 divisors (see below), whose sum is σ = 48507371184. Its totient is φ = 48484362576.

The previous prime is 48495866869. The next prime is 48495866891. The reversal of 48495866879 is 97866859484.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48495866879 - 24 = 48495866863 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 (48495866849) 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, 5745827 + ... + 5754260.

It is an arithmetic number, because the mean of its divisors is an integer number (12126842796).

Almost surely, 248495866879 is an apocalyptic number.

48495866879 is a deficient number, since it is larger than the sum of its proper divisors (11504305).

48495866879 is a wasteful number, since it uses less digits than its factorization.

48495866879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11504304.

The product of its digits is 836075520, while the sum is 74.

The spelling of 48495866879 in words is "forty-eight billion, four hundred ninety-five million, eight hundred sixty-six thousand, eight hundred seventy-nine".

Divisors: 1 4217 11500087 48495866879