Search a number
-
+
8101104008817 = 32700368002939
BaseRepresentation
bin111010111100010111101…
…1011010011111001110001
31001200110100212102012111110
41311320233123103321301
52030212030111240232
625121332405503533
71464166623625311
oct165705733237161
931613325365443
108101104008817
112643728021516
12aaa06b411ba9
13469c14059151
1420014a1a3441
15e0add078acc
hex75e2f6d3e71

8101104008817 has 4 divisors (see below), whose sum is σ = 10801472011760. Its totient is φ = 5400736005876.

The previous prime is 8101104008791. The next prime is 8101104008863. The reversal of 8101104008817 is 7188004011018.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 8101104008817 - 28 = 8101104008561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8101104008717) 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, 1350184001467 + ... + 1350184001472.

It is an arithmetic number, because the mean of its divisors is an integer number (2700368002940).

Almost surely, 28101104008817 is an apocalyptic number.

It is an amenable number.

8101104008817 is a deficient number, since it is larger than the sum of its proper divisors (2700368002943).

8101104008817 is a wasteful number, since it uses less digits than its factorization.

8101104008817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700368002942.

The product of its (nonzero) digits is 14336, while the sum is 39.

The spelling of 8101104008817 in words is "eight trillion, one hundred one billion, one hundred four million, eight thousand, eight hundred seventeen".

Divisors: 1 3 2700368002939 8101104008817