Base | Representation |
---|---|
bin | 1000011101110000000… |
… | …1010001010010011101 |
3 | 111220100221020200122010 |
4 | 2013130001101102131 |
5 | 4340312330204440 |
6 | 150450223341433 |
7 | 13335526104114 |
oct | 2073401212235 |
9 | 456327220563 |
10 | 145425241245 |
11 | 56746837199 |
12 | 24226751879 |
13 | 1093785c10b |
14 | 7077d84c7b |
15 | 3bb2175580 |
hex | 21dc05149d |
145425241245 has 16 divisors (see below), whose sum is σ = 232685631360. Its totient is φ = 77558380224.
The previous prime is 145425241237. The next prime is 145425241249. The reversal of 145425241245 is 542142524541.
It is not a de Polignac number, because 145425241245 - 23 = 145425241237 is a prime.
It is a super-2 number, since 2×1454252412452 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145425241249) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849847 + ... + 1006523.
It is an arithmetic number, because the mean of its divisors is an integer number (14542851960).
Almost surely, 2145425241245 is an apocalyptic number.
145425241245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
145425241245 is a deficient number, since it is larger than the sum of its proper divisors (87260390115).
145425241245 is a wasteful number, since it uses less digits than its factorization.
145425241245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218564.
The product of its digits is 256000, while the sum is 39.
Adding to 145425241245 its reverse (542142524541), we get a palindrome (687567765786).
The spelling of 145425241245 in words is "one hundred forty-five billion, four hundred twenty-five million, two hundred forty-one thousand, two hundred forty-five".
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