Base | Representation |
---|---|
bin | 1111100001011… |
… | …01000111111000 |
3 | 100002000021010201 |
4 | 13300231013320 |
5 | 231313130443 |
6 | 20530451544 |
7 | 3140515612 |
oct | 760550770 |
9 | 302007121 |
10 | 130208248 |
11 | 67554425 |
12 | 37733bb4 |
13 | 20c8c501 |
14 | 13415db2 |
15 | b67034d |
hex | 7c2d1f8 |
130208248 has 8 divisors (see below), whose sum is σ = 244140480. Its totient is φ = 65104120.
The previous prime is 130208233. The next prime is 130208261. The reversal of 130208248 is 842802031.
It is a tau number, because it is divible by the number of its divisors (8).
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8138008 + ... + 8138023.
It is an arithmetic number, because the mean of its divisors is an integer number (30517560).
Almost surely, 2130208248 is an apocalyptic number.
It is an amenable number.
130208248 is a deficient number, since it is larger than the sum of its proper divisors (113932232).
130208248 is a wasteful number, since it uses less digits than its factorization.
130208248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16276037 (or 16276033 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 130208248 is about 11410.8828755710. The cubic root of 130208248 is about 506.8500555747.
The spelling of 130208248 in words is "one hundred thirty million, two hundred eight thousand, two hundred forty-eight".
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