Search a number
-
+
12830967600 = 24352111757179
BaseRepresentation
bin10111111001100100…
…10000011100110000
31020010012201200121020
423330302100130300
5202234211430400
65521112055440
7632651265543
oct137462203460
936105650536
1012830967600
115494823960
1225a1094580
13129636ac29
1489a12885a
155016b32a0
hex2fcc90730

12830967600 has 240 divisors, whose sum is σ = 47476782720. Its totient is φ = 2927513600.

The previous prime is 12830967571. The next prime is 12830967601. The reversal of 12830967600 is 676903821.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is not an unprimeable number, because it can be changed into a prime (12830967601) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 195811 + ... + 252989.

It is an arithmetic number, because the mean of its divisors is an integer number (197819928).

Almost surely, 212830967600 is an apocalyptic number.

12830967600 is a gapful number since it is divisible by the number (10) 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 12830967600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23738391360).

12830967600 is an abundant number, since it is smaller than the sum of its proper divisors (34645815120).

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

12830967600 is a wasteful number, since it uses less digits than its factorization.

12830967600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57228 (or 57217 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 12830967600 in words is "twelve billion, eight hundred thirty million, nine hundred sixty-seven thousand, six hundred".