Search a number
-
+
28732490110841 = 116146342497837
BaseRepresentation
bin1101000100001110011011…
…10111011101011101111001
310202201210120122012221112112
412202013031313131131321
512231223114432021331
6141035305043222105
76023565614163656
oct642071567353571
9122653518187475
1028732490110841
119178420682040
123280670977935
13130560158608a
14714934c44c2d
1534c5e840332b
hex1a21cdddd779

28732490110841 has 8 divisors (see below), whose sum is σ = 31345045377984. Its totient is φ = 26120019962320.

The previous prime is 28732490110811. The next prime is 28732490110843. The reversal of 28732490110841 is 14801109423782.

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 28732490110841 - 218 = 28732489848697 is a prime.

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 28732490110841.

It is not an unprimeable number, because it can be changed into a prime (28732490110843) 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, 20572826 + ... + 21925011.

It is an arithmetic number, because the mean of its divisors is an integer number (3918130672248).

Almost surely, 228732490110841 is an apocalyptic number.

It is an amenable number.

28732490110841 is a deficient number, since it is larger than the sum of its proper divisors (2612555267143).

28732490110841 is a wasteful number, since it uses less digits than its factorization.

28732490110841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42559311.

The product of its (nonzero) digits is 774144, while the sum is 50.

The spelling of 28732490110841 in words is "twenty-eight trillion, seven hundred thirty-two billion, four hundred ninety million, one hundred ten thousand, eight hundred forty-one".

Divisors: 1 11 61463 676093 42497837 467476207 2612044555531 28732490110841