Base | Representation |
---|---|
bin | 1101111010111… |
… | …0110100010000 |
3 | 11001212101220110 |
4 | 3132232310100 |
5 | 104421401403 |
6 | 5443241320 |
7 | 1306200420 |
oct | 336566420 |
9 | 131771813 |
10 | 58387728 |
11 | 2aa5a623 |
12 | 17679240 |
13 | c134169 |
14 | 7a7c480 |
15 | 51d5103 |
hex | 37aed10 |
58387728 has 40 divisors (see below), whose sum is σ = 172383808. Its totient is φ = 16682112.
The previous prime is 58387727. The next prime is 58387729. The reversal of 58387728 is 82778385.
It is an interprime number because it is at equal distance from previous prime (58387727) and next prime (58387729).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (58387723) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86551 + ... + 87222.
Almost surely, 258387728 is an apocalyptic number.
It is an amenable number.
58387728 is an abundant number, since it is smaller than the sum of its proper divisors (113996080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
58387728 is a wasteful number, since it uses less digits than its factorization.
58387728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173791 (or 173785 counting only the distinct ones).
The product of its digits is 752640, while the sum is 48.
The square root of 58387728 is about 7641.1862953340. The cubic root of 58387728 is about 387.9483050127.
The spelling of 58387728 in words is "fifty-eight million, three hundred eighty-seven thousand, seven hundred twenty-eight".
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