Search a number
-
+
808014066740 = 22517233719114621
BaseRepresentation
bin10111100001000010110…
…01000011010000110100
32212020121220000111211022
423300201121003100310
5101214303100113430
61415110241400312
7112243225150046
oct13604131032064
92766556014738
10808014066740
1129174996a751
12110722339098
135b2703a63ba
142b172851a96
1516041b6a4e5
hexbc21643434

808014066740 has 192 divisors, whose sum is σ = 1935640240128. Its totient is φ = 281602252800.

The previous prime is 808014066731. The next prime is 808014066749. The reversal of 808014066740 is 47660410808.

It is an interprime number because it is at equal distance from previous prime (808014066731) and next prime (808014066749).

It is a junction number, because it is equal to n+sod(n) for n = 808014066691 and 808014066700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808014066749) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55256630 + ... + 55271250.

It is an arithmetic number, because the mean of its divisors is an integer number (10081459584).

Almost surely, 2808014066740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 808014066740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967820120064).

808014066740 is an abundant number, since it is smaller than the sum of its proper divisors (1127626173388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

808014066740 is a wasteful number, since it uses less digits than its factorization.

808014066740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14898 (or 14896 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 808014066740 in words is "eight hundred eight billion, fourteen million, sixty-six thousand, seven hundred forty".