Base | Representation |
---|---|
bin | 1000011100001101100… |
… | …1110110000111001010 |
3 | 111212022011010201110000 |
4 | 2013003121312013022 |
5 | 4333441114100010 |
6 | 150341231503430 |
7 | 13322352546123 |
oct | 2070331660712 |
9 | 455264121400 |
10 | 145012253130 |
11 | 565547000a8 |
12 | 24130387b76 |
13 | 108a0120b54 |
14 | 703919d04a |
15 | 3b8ac987c0 |
hex | 21c36761ca |
145012253130 has 40 divisors (see below), whose sum is σ = 389921838372. Its totient is φ = 38669933952.
The previous prime is 145012253107. The next prime is 145012253149. The reversal of 145012253130 is 31352210541.
145012253130 is a `hidden beast` number, since 1 + 4 + 5 + 0 + 122 + 531 + 3 + 0 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 119918841849 + 25093411281 = 346293^2 + 158409^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 145012253094 and 145012253103.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 89512927 + ... + 89514546.
Almost surely, 2145012253130 is an apocalyptic number.
145012253130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145012253130 is an abundant number, since it is smaller than the sum of its proper divisors (244909585242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145012253130 is a wasteful number, since it uses less digits than its factorization.
145012253130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179027492 (or 179027483 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
Adding to 145012253130 its reverse (31352210541), we get a palindrome (176364463671).
The spelling of 145012253130 in words is "one hundred forty-five billion, twelve million, two hundred fifty-three thousand, one hundred thirty".
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