Search a number
-
+
144077166480 = 243513173896983
BaseRepresentation
bin1000011000101110101…
…0110001011110010000
3111202212222121101201010
42012023222301132100
54330032223311410
6150104345410520
713260236465022
oct2061352613620
9452788541633
10144077166480
1156114893715
1223b0b199a40
1310781491140
146d8ad0c012
153b33b3ac20
hex218bab1790

144077166480 has 320 divisors, whose sum is σ = 510672314880. Its totient is φ = 33288388608.

The previous prime is 144077166407. The next prime is 144077166487. The reversal of 144077166480 is 84661770441.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (144077166487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20629069 + ... + 20636051.

It is an arithmetic number, because the mean of its divisors is an integer number (1595850984).

Almost surely, 2144077166480 is an apocalyptic number.

144077166480 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 144077166480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255336157440).

144077166480 is an abundant number, since it is smaller than the sum of its proper divisors (366595148400).

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

144077166480 is a wasteful number, since it uses less digits than its factorization.

144077166480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7418 (or 7412 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 144077166480 in words is "one hundred forty-four billion, seventy-seven million, one hundred sixty-six thousand, four hundred eighty".