Search a number
-
+
120030412800 = 2143522331137
BaseRepresentation
bin110111111001001011…
…1101100000000000000
3102110211010101202000110
41233302113230000000
53431310241202200
6131050300151320
711446315450314
oct1576227540000
9373733352013
10120030412800
11469a5047771
121b319b38540
13b41b5a51cc
145b493c1b44
1531c79b1b50
hex1bf25ec000

120030412800 has 720 divisors, whose sum is σ = 430624438272. Its totient is φ = 29412556800.

The previous prime is 120030412781. The next prime is 120030412867. The reversal of 120030412800 is 8214030021.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 876134332 + ... + 876134468.

Almost surely, 2120030412800 is an apocalyptic number.

120030412800 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 120030412800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215312219136).

120030412800 is an abundant number, since it is smaller than the sum of its proper divisors (310594025472).

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

120030412800 is a wasteful number, since it uses less digits than its factorization.

120030412800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 120030412800 its reverse (8214030021), we get a palindrome (128244442821).

The spelling of 120030412800 in words is "one hundred twenty billion, thirty million, four hundred twelve thousand, eight hundred".