Base | Representation |
---|---|
bin | 1111100011001… |
… | …11101000010000 |
3 | 100002110102212021 |
4 | 13301213220100 |
5 | 231343313023 |
6 | 20535541224 |
7 | 3142534354 |
oct | 761475020 |
9 | 302412767 |
10 | 130447888 |
11 | 676a847a |
12 | 3782a814 |
13 | 210445cc |
14 | 13479464 |
15 | b6bb35d |
hex | 7c67a10 |
130447888 has 10 divisors (see below), whose sum is σ = 252742814. Its totient is φ = 65223936.
The previous prime is 130447871. The next prime is 130447897. The reversal of 130447888 is 888744031.
It can be written as a sum of positive squares in only one way, i.e., 79067664 + 51380224 = 8892^2 + 7168^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4076481 + ... + 4076512.
Almost surely, 2130447888 is an apocalyptic number.
It is an amenable number.
130447888 is a deficient number, since it is larger than the sum of its proper divisors (122294926).
130447888 is an equidigital number, since it uses as much as digits as its factorization.
130447888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8153001 (or 8152995 counting only the distinct ones).
The product of its (nonzero) digits is 172032, while the sum is 43.
The square root of 130447888 is about 11421.3785507705. The cubic root of 130447888 is about 507.1608067782.
The spelling of 130447888 in words is "one hundred thirty million, four hundred forty-seven thousand, eight hundred eighty-eight".
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