Base | Representation |
---|---|
bin | 1000011101000111010… |
… | …1111100111110100111 |
3 | 111212221000222020211220 |
4 | 2013101311330332213 |
5 | 4334440123033221 |
6 | 150421244031423 |
7 | 13331353620012 |
oct | 2072165747647 |
9 | 455830866756 |
10 | 145254502311 |
11 | 5666941a536 |
12 | 24199532573 |
13 | 1090b37b669 |
14 | 705d41c379 |
15 | 3ba219b0c6 |
hex | 21d1d7cfa7 |
145254502311 has 16 divisors (see below), whose sum is σ = 197489810016. Its totient is φ = 94930782336.
The previous prime is 145254502307. The next prime is 145254502399. The reversal of 145254502311 is 113205452541.
It is not a de Polignac number, because 145254502311 - 22 = 145254502307 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145254502711) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183700 + ... + 569433.
It is an arithmetic number, because the mean of its divisors is an integer number (12343113126).
Almost surely, 2145254502311 is an apocalyptic number.
145254502311 is a deficient number, since it is larger than the sum of its proper divisors (52235307705).
145254502311 is a wasteful number, since it uses less digits than its factorization.
145254502311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 754402.
The product of its (nonzero) digits is 24000, while the sum is 33.
Adding to 145254502311 its reverse (113205452541), we get a palindrome (258459954852).
The spelling of 145254502311 in words is "one hundred forty-five billion, two hundred fifty-four million, five hundred two thousand, three hundred eleven".
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