Search a number
-
+
2308380079068 = 2233731941167479
BaseRepresentation
bin100001100101110110001…
…011001011001111011100
322011200022222101000002000
4201211312023023033130
5300310030300012233
64524242152202300
7325526544633000
oct41456613131734
98150288330060
102308380079068
1180aa84414568
12313467999390
131398aa59123b
147da24956700
15400a6212d13
hex219762cb3dc

2308380079068 has 768 divisors, whose sum is σ = 7586611200000. Its totient is φ = 604669847040.

The previous prime is 2308380079063. The next prime is 2308380079123. The reversal of 2308380079068 is 8609700838032.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2308380079063) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 4819164853 + ... + 4819165331.

It is an arithmetic number, because the mean of its divisors is an integer number (9878400000).

Almost surely, 22308380079068 is an apocalyptic number.

2308380079068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2308380079068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3793305600000).

2308380079068 is an abundant number, since it is smaller than the sum of its proper divisors (5278231120932).

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

2308380079068 is a wasteful number, since it uses less digits than its factorization.

2308380079068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 2308380079068 in words is "two trillion, three hundred eight billion, three hundred eighty million, seventy-nine thousand, sixty-eight".