Base | Representation |
---|---|
bin | 1000011110000010111… |
… | …1000011001110011110 |
3 | 111220120110002220000000 |
4 | 2013200233003032132 |
5 | 4340443103214014 |
6 | 150502131115130 |
7 | 13340506402152 |
oct | 2074057031636 |
9 | 456513086000 |
10 | 145504351134 |
11 | 5678745a66a |
12 | 24249142aa6 |
13 | 1094b06a2bc |
14 | 7084699062 |
15 | 3bb90a0509 |
hex | 21e0bc339e |
145504351134 has 64 divisors (see below), whose sum is σ = 328006402560. Its totient is φ = 48401955000.
The previous prime is 145504351123. The next prime is 145504351171. The reversal of 145504351134 is 431153405541.
145504351134 is a `hidden beast` number, since 1 + 4 + 5 + 504 + 35 + 113 + 4 = 666.
145504351134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-4 number, since 4×1455043511344 (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2113759 + ... + 2181509.
It is an arithmetic number, because the mean of its divisors is an integer number (5125100040).
Almost surely, 2145504351134 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145504351134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164003201280).
145504351134 is an abundant number, since it is smaller than the sum of its proper divisors (182502051426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145504351134 is an frugal number, since it uses more digits than its factorization.
145504351134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68265 (or 68247 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 36.
Adding to 145504351134 its reverse (431153405541), we get a palindrome (576657756675).
The spelling of 145504351134 in words is "one hundred forty-five billion, five hundred four million, three hundred fifty-one thousand, one hundred thirty-four".
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