Base | Representation |
---|---|
bin | 1010101110110… |
… | …0001001110010 |
3 | 10010200121122111 |
4 | 2223230021302 |
5 | 43010214344 |
6 | 4244355534 |
7 | 1054362061 |
oct | 253541162 |
9 | 103617574 |
10 | 45007474 |
11 | 23450866 |
12 | 130a5baa |
13 | 942ab55 |
14 | 5d981d8 |
15 | 3e40834 |
hex | 2aec272 |
45007474 has 12 divisors (see below), whose sum is σ = 69762222. Its totient is φ = 21776880.
The previous prime is 45007439. The next prime is 45007477. The reversal of 45007474 is 47470054.
45007474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 39601849 + 5405625 = 6293^2 + 2325^2 .
It is a Harshad number since it is a multiple of its sum of digits (31).
It is not an unprimeable number, because it can be changed into a prime (45007477) 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 5 ways as a sum of consecutive naturals, for example, 9787 + ... + 13630.
Almost surely, 245007474 is an apocalyptic number.
45007474 is a deficient number, since it is larger than the sum of its proper divisors (24754748).
45007474 is a wasteful number, since it uses less digits than its factorization.
45007474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23481 (or 23450 counting only the distinct ones).
The product of its (nonzero) digits is 15680, while the sum is 31.
The square root of 45007474 is about 6708.7609884389. The cubic root of 45007474 is about 355.7090213741.
The spelling of 45007474 in words is "forty-five million, seven thousand, four hundred seventy-four".
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