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3079308960 = 253457213373
BaseRepresentation
bin1011011110001010…
…1000011010100000
321221121021002210000
42313202220122200
522301300341320
61225320140000
7136210460100
oct26742503240
97847232700
103079308960
11134020a442
1271b307600
133a0c62210
14212d6d200
1513050cc90
hexb78a86a0

3079308960 has 720 divisors, whose sum is σ = 13650597576. Its totient is φ = 647958528.

The previous prime is 3079308949. The next prime is 3079308961. The reversal of 3079308960 is 698039703.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1989516816 + 1089792144 = 44604^2 + 33012^2 .

It is a tau number, because it is divible by the number of its divisors (720).

It is a super-2 number, since 2×30793089602 = 18964287342272563200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3079308961) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 8255334 + ... + 8255706.

Almost surely, 23079308960 is an apocalyptic number.

3079308960 is a gapful number since it is divisible by the number (30) 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 3079308960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6825298788).

3079308960 is an abundant number, since it is smaller than the sum of its proper divisors (10571288616).

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

3079308960 is a wasteful number, since it uses less digits than its factorization.

3079308960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 3079308960 is about 55491.5215145521. The cubic root of 3079308960 is about 1454.8484484514.

The spelling of 3079308960 in words is "three billion, seventy-nine million, three hundred eight thousand, nine hundred sixty".