Base | Representation |
---|---|
bin | 10001101010000… |
… | …01000100010000 |
3 | 101022201001120201 |
4 | 20311001010100 |
5 | 300404200403 |
6 | 22410344544 |
7 | 3445651165 |
oct | 1065010420 |
9 | 338631521 |
10 | 148115728 |
11 | 766755a2 |
12 | 4172b154 |
13 | 248bc357 |
14 | 1595806c |
15 | d00b21d |
hex | 8d41110 |
148115728 has 10 divisors (see below), whose sum is σ = 286974254. Its totient is φ = 74057856.
The previous prime is 148115719. The next prime is 148115777. The reversal of 148115728 is 827511841.
It can be written as a sum of positive squares in only one way, i.e., 138579984 + 9535744 = 11772^2 + 3088^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4628601 + ... + 4628632.
Almost surely, 2148115728 is an apocalyptic number.
It is an amenable number.
148115728 is a deficient number, since it is larger than the sum of its proper divisors (138858526).
148115728 is an equidigital number, since it uses as much as digits as its factorization.
148115728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9257241 (or 9257235 counting only the distinct ones).
The product of its digits is 17920, while the sum is 37.
The square root of 148115728 is about 12170.2805226502. The cubic root of 148115728 is about 529.0950833406.
The spelling of 148115728 in words is "one hundred forty-eight million, one hundred fifteen thousand, seven hundred twenty-eight".
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