Base | Representation |
---|---|
bin | 100000111110000110111001… |
… | …111111111101000001001111 |
3 | 201000102101120102002022221200 |
4 | 200332012321333331001033 |
5 | 123001232241411231343 |
6 | 1232222340132400543 |
7 | 42354205515320013 |
oct | 4076067177750117 |
9 | 630371512068850 |
10 | 145005511430223 |
11 | 42226545a09914 |
12 | 1431b058476153 |
13 | 62bac6558b182 |
14 | 27b4438a24543 |
15 | 11b6dd59d94d3 |
hex | 83e1b9ffd04f |
145005511430223 has 48 divisors (see below), whose sum is σ = 215493724039776. Its totient is φ = 93921318961920.
The previous prime is 145005511430173. The next prime is 145005511430237. The reversal of 145005511430223 is 322034115500541.
145005511430223 is a `hidden beast` number, since 1 + 4 + 50 + 0 + 551 + 1 + 4 + 30 + 2 + 23 = 666.
It is not a de Polignac number, because 145005511430223 - 28 = 145005511429967 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145005511430123) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 231030261 + ... + 231657057.
It is an arithmetic number, because the mean of its divisors is an integer number (4489452584162).
Almost surely, 2145005511430223 is an apocalyptic number.
145005511430223 is a deficient number, since it is larger than the sum of its proper divisors (70488212609553).
145005511430223 is a wasteful number, since it uses less digits than its factorization.
145005511430223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 632024 (or 632021 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 36.
Adding to 145005511430223 its reverse (322034115500541), we get a palindrome (467039626930764).
The spelling of 145005511430223 in words is "one hundred forty-five trillion, five billion, five hundred eleven million, four hundred thirty thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •