Base | Representation |
---|---|
bin | 1000011100101000010… |
… | …1011000111010010100 |
3 | 111212120222000212121000 |
4 | 2013022011120322110 |
5 | 4334203312044111 |
6 | 150400314023300 |
7 | 13325213314200 |
oct | 2071205307224 |
9 | 455528025530 |
10 | 145124331156 |
11 | 566019a0a72 |
12 | 24161a17b30 |
13 | 108ba402ccc |
14 | 704a015b00 |
15 | 3b95a36c56 |
hex | 21ca158e94 |
145124331156 has 144 divisors (see below), whose sum is σ = 444852569280. Its totient is φ = 40784264640.
The previous prime is 145124331101. The next prime is 145124331173. The reversal of 145124331156 is 651133421541.
145124331156 is a `hidden beast` number, since 1 + 4 + 51 + 243 + 311 + 56 = 666.
It is a super-3 number, since 3×1451243311563 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 145124331156.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98031 + ... + 547593.
Almost surely, 2145124331156 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145124331156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222426284640).
145124331156 is an abundant number, since it is smaller than the sum of its proper divisors (299728238124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145124331156 is a wasteful number, since it uses less digits than its factorization.
145124331156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 449651 (or 449636 counting only the distinct ones).
The product of its digits is 43200, while the sum is 36.
Adding to 145124331156 its reverse (651133421541), we get a palindrome (796257752697).
The spelling of 145124331156 in words is "one hundred forty-five billion, one hundred twenty-four million, three hundred thirty-one thousand, one hundred fifty-six".
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