Search a number
-
+
120024342480 = 24357174678999
BaseRepresentation
bin110111111001000000…
…0100001111111010000
3102110210200222100002210
41233302000201333100
53431302212424410
6131045522112120
711446213035510
oct1576200417720
9373720870083
10120024342480
11469a1680a79
121b317aab640
13b41a25b1c3
145b48681840
1531c71b3220
hex1bf2021fd0

120024342480 has 320 divisors, whose sum is σ = 451256832000. Its totient is φ = 25762209792.

The previous prime is 120024342469. The next prime is 120024342481. The reversal of 120024342480 is 84243420021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120024342481) 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, 13333021 + ... + 13342019.

It is an arithmetic number, because the mean of its divisors is an integer number (1410177600).

Almost surely, 2120024342480 is an apocalyptic number.

120024342480 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 120024342480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225628416000).

120024342480 is an abundant number, since it is smaller than the sum of its proper divisors (331232489520).

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

120024342480 is a wasteful number, since it uses less digits than its factorization.

120024342480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9506 (or 9500 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The spelling of 120024342480 in words is "one hundred twenty billion, twenty-four million, three hundred forty-two thousand, four hundred eighty".