Search a number
-
+
48487981406 = 2149280358049
BaseRepresentation
bin101101001010000110…
…111110000101011110
311122011012200200001012
4231022012332011132
51243300410401111
634135225415222
73334402020164
oct551206760536
9148135620035
1048487981406
1119622224107
12949263a512
134759730177
1424bd9bd234
1513dbc7448b
hexb4a1be15e

48487981406 has 16 divisors (see below), whose sum is σ = 73247490000. Its totient is φ = 24072273408.

The previous prime is 48487981357. The next prime is 48487981429. The reversal of 48487981406 is 60418978484.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806270 + ... + 864318.

It is an arithmetic number, because the mean of its divisors is an integer number (4577968125).

Almost surely, 248487981406 is an apocalyptic number.

48487981406 is a deficient number, since it is larger than the sum of its proper divisors (24759508594).

48487981406 is a wasteful number, since it uses less digits than its factorization.

48487981406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61003.

The product of its (nonzero) digits is 12386304, while the sum is 59.

The spelling of 48487981406 in words is "forty-eight billion, four hundred eighty-seven million, nine hundred eighty-one thousand, four hundred six".

Divisors: 1 2 149 298 2803 5606 58049 116098 417647 835294 8649301 17298602 162711347 325422694 24243990703 48487981406