Base | Representation |
---|---|
bin | 1101110001000000… |
… | …11110101101111000 |
3 | 201002001111202122000 |
4 | 12320200132231320 |
5 | 110113431130324 |
6 | 3221203501000 |
7 | 351100060341 |
oct | 67040365570 |
9 | 21061452560 |
10 | 7390489464 |
11 | 3152814136 |
12 | 1523087760 |
13 | 90a1976b7 |
14 | 5017670c8 |
15 | 2d3c4e9c9 |
hex | 1b881eb78 |
7390489464 has 64 divisors (see below), whose sum is σ = 21006585600. Its totient is φ = 2406202848.
The previous prime is 7390489459. The next prime is 7390489501. The reversal of 7390489464 is 4649840937.
It is a happy number.
7390489464 is a `hidden beast` number, since 73 + 90 + 489 + 4 + 6 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 7390489464.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 388564 + ... + 407139.
It is an arithmetic number, because the mean of its divisors is an integer number (328227900).
Almost surely, 27390489464 is an apocalyptic number.
It is an amenable number.
7390489464 is an abundant number, since it is smaller than the sum of its proper divisors (13616096136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7390489464 is a wasteful number, since it uses less digits than its factorization.
7390489464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 795761 (or 795751 counting only the distinct ones).
The product of its (nonzero) digits is 5225472, while the sum is 54.
The square root of 7390489464 is about 85967.9560301395. The cubic root of 7390489464 is about 1947.8599765552.
The spelling of 7390489464 in words is "seven billion, three hundred ninety million, four hundred eighty-nine thousand, four hundred sixty-four".
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