Base | Representation |
---|---|
bin | 101100010001111… |
… | …0110010100011100 |
3 | 10211112210002012100 |
4 | 1120203312110130 |
5 | 11020330330130 |
6 | 403233405100 |
7 | 51551012451 |
oct | 13043662434 |
9 | 3745702170 |
10 | 1485792540 |
11 | 6a2766a21 |
12 | 355709790 |
13 | 1a8a895ab |
14 | 101485828 |
15 | 8a68ec60 |
hex | 588f651c |
1485792540 has 36 divisors (see below), whose sum is σ = 4506904584. Its totient is φ = 396211296.
The previous prime is 1485792491. The next prime is 1485792547. The reversal of 1485792540 is 452975841.
1485792540 is a `hidden beast` number, since 14 + 8 + 5 + 7 + 92 + 540 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
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 (1485792547) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4127022 + ... + 4127381.
It is an arithmetic number, because the mean of its divisors is an integer number (125191794).
Almost surely, 21485792540 is an apocalyptic number.
1485792540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1485792540 is an abundant number, since it is smaller than the sum of its proper divisors (3021112044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1485792540 is a wasteful number, since it uses less digits than its factorization.
1485792540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8254418 (or 8254413 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 45.
The square root of 1485792540 is about 38545.9795568876. The cubic root of 1485792540 is about 1141.0886645527.
The spelling of 1485792540 in words is "one billion, four hundred eighty-five million, seven hundred ninety-two thousand, five hundred forty".
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