Search a number
-
+
80888905941 = 3191419103613
BaseRepresentation
bin100101101010101011…
…0101100000011010101
321201210021202011201020
41023111112230003111
52311130024442231
6101054305551353
75562334233054
oct1132526540325
9251707664636
1080888905941
1131339751298
1213815645559
13782134596c
143cb4c4839b
152186558396
hex12d55ac0d5

80888905941 has 8 divisors (see below), whose sum is σ = 113528289120. Its totient is φ = 51087730032.

The previous prime is 80888905931. The next prime is 80888905949. The reversal of 80888905941 is 14950988808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 80888905941 - 231 = 78741422293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80888905949) 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, 709551750 + ... + 709551863.

It is an arithmetic number, because the mean of its divisors is an integer number (14191036140).

Almost surely, 280888905941 is an apocalyptic number.

It is an amenable number.

80888905941 is a deficient number, since it is larger than the sum of its proper divisors (32639383179).

80888905941 is a wasteful number, since it uses less digits than its factorization.

80888905941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419103635.

The product of its (nonzero) digits is 6635520, while the sum is 60.

The spelling of 80888905941 in words is "eighty billion, eight hundred eighty-eight million, nine hundred five thousand, nine hundred forty-one".

Divisors: 1 3 19 57 1419103613 4257310839 26962968647 80888905941