Base | Representation |
---|---|
bin | 1101000100111001… |
… | …11110010010000100 |
3 | 200010021020220022022 |
4 | 12202130332102010 |
5 | 103334220041203 |
6 | 3120345022312 |
7 | 335655010505 |
oct | 64234762204 |
9 | 20107226268 |
10 | 7020471428 |
11 | 2a82967103 |
12 | 143b184998 |
13 | 87b622b09 |
14 | 4a8568bac |
15 | 2b150ea38 |
hex | 1a273e484 |
7020471428 has 12 divisors (see below), whose sum is σ = 12290202960. Its totient is φ = 3508984872.
The previous prime is 7020471421. The next prime is 7020471463. The reversal of 7020471428 is 8241740207.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (7020471421) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300026 + ... + 322577.
It is an arithmetic number, because the mean of its divisors is an integer number (1024183580).
Almost surely, 27020471428 is an apocalyptic number.
It is an amenable number.
7020471428 is a deficient number, since it is larger than the sum of its proper divisors (5269731532).
7020471428 is a wasteful number, since it uses less digits than its factorization.
7020471428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 625426 (or 625424 counting only the distinct ones).
The product of its (nonzero) digits is 25088, while the sum is 35.
The square root of 7020471428 is about 83788.2535204070. The cubic root of 7020471428 is about 1914.7941503971.
The spelling of 7020471428 in words is "seven billion, twenty million, four hundred seventy-one thousand, four hundred twenty-eight".
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