Base | Representation |
---|---|
bin | 1010111100100… |
… | …1101110000100 |
3 | 10012101201120000 |
4 | 2233021232010 |
5 | 43223240022 |
6 | 4320041300 |
7 | 1065162003 |
oct | 257115604 |
9 | 105351500 |
10 | 45915012 |
11 | 23a106a0 |
12 | 13463230 |
13 | 9687c60 |
14 | 6152c3a |
15 | 406e6ac |
hex | 2bc9b84 |
45915012 has 120 divisors (see below), whose sum is σ = 141157632. Its totient is φ = 12830400.
The previous prime is 45914993. The next prime is 45915017. The reversal of 45915012 is 21051954.
45915012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (45915017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 45837 + ... + 46827.
Almost surely, 245915012 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 45915012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70578816).
45915012 is an abundant number, since it is smaller than the sum of its proper divisors (95242620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45915012 is a wasteful number, since it uses less digits than its factorization.
45915012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1031 (or 1020 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 27.
The square root of 45915012 is about 6776.0616880309. The cubic root of 45915012 is about 358.0839872444.
Adding to 45915012 its reverse (21051954), we get a palindrome (66966966).
The spelling of 45915012 in words is "forty-five million, nine hundred fifteen thousand, twelve".
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