Base | Representation |
---|---|
bin | 1101110101001011… |
… | …00110101000100101 |
3 | 201011111011202010000 |
4 | 12322211212220211 |
5 | 110201344341140 |
6 | 3224451451513 |
7 | 352002514506 |
oct | 67245465045 |
9 | 21144152100 |
10 | 7425387045 |
11 | 317048a20a |
12 | 15328b6b99 |
13 | 91449595b |
14 | 50624cbad |
15 | 2d6d44a30 |
hex | 1ba966a25 |
7425387045 has 40 divisors (see below), whose sum is σ = 13889437056. Its totient is φ = 3788018784.
The previous prime is 7425387043. The next prime is 7425387049. The reversal of 7425387045 is 5407835247.
7425387045 is a `hidden beast` number, since 7 + 4 + 2 + 538 + 70 + 45 = 666.
It is not a de Polignac number, because 7425387045 - 21 = 7425387043 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7425387043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 389257 + ... + 407886.
Almost surely, 27425387045 is an apocalyptic number.
It is an amenable number.
7425387045 is a deficient number, since it is larger than the sum of its proper divisors (6464050011).
7425387045 is a wasteful number, since it uses less digits than its factorization.
7425387045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 797183 (or 797174 counting only the distinct ones).
The product of its (nonzero) digits is 940800, while the sum is 45.
The square root of 7425387045 is about 86170.6855316818. The cubic root of 7425387045 is about 1950.9210678306.
The spelling of 7425387045 in words is "seven billion, four hundred twenty-five million, three hundred eighty-seven thousand, forty-five".
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