Search a number
-
+
154960128000 = 21135534753
BaseRepresentation
bin1001000001010001010…
…1111110100000000000
3112210222102211010100000
42100110111332200000
510014324243044000
6155104313200000
714124025232556
oct2202425764000
9483872733300
10154960128000
115a799a52797
1226047a00000
13117c708a842
147700433bd6
15406e2ac000
hex241457e800

154960128000 has 1152 divisors, whose sum is σ = 602719004160. Its totient is φ = 39680409600.

The previous prime is 154960127969. The next prime is 154960128013. The reversal of 154960128000 is 821069451.

154960128000 is a `hidden beast` number, since 1 + 5 + 49 + 601 + 2 + 8 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2923775974 + ... + 2923776026.

It is an arithmetic number, because the mean of its divisors is an integer number (523193580).

Almost surely, 2154960128000 is an apocalyptic number.

154960128000 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 154960128000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301359502080).

154960128000 is an abundant number, since it is smaller than the sum of its proper divisors (447758876160).

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

154960128000 is an frugal number, since it uses more digits than its factorization.

154960128000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 154960128000 in words is "one hundred fifty-four billion, nine hundred sixty million, one hundred twenty-eight thousand".