Base | Representation |
---|---|
bin | 1111100000001… |
… | …00100100010010 |
3 | 100001200211021012 |
4 | 13300010210102 |
5 | 231242322010 |
6 | 20523130522 |
7 | 3136224401 |
oct | 760044422 |
9 | 301624235 |
10 | 130042130 |
11 | 67450639 |
12 | 37673a42 |
13 | 20c31a0a |
14 | 133b1638 |
15 | b63b005 |
hex | 7c04912 |
130042130 has 16 divisors (see below), whose sum is σ = 234843840. Its totient is φ = 51846192.
The previous prime is 130042111. The next prime is 130042141. The reversal of 130042130 is 31240031.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18110 + ... + 24249.
It is an arithmetic number, because the mean of its divisors is an integer number (14677740).
Almost surely, 2130042130 is an apocalyptic number.
130042130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130042130 is a deficient number, since it is larger than the sum of its proper divisors (104801710).
130042130 is a wasteful number, since it uses less digits than its factorization.
130042130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42673.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 130042130 is about 11403.6016240484. The cubic root of 130042130 is about 506.6344195966.
Adding to 130042130 its reverse (31240031), we get a palindrome (161282161).
The spelling of 130042130 in words is "one hundred thirty million, forty-two thousand, one hundred thirty".
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