Base | Representation |
---|---|
bin | 111101011001100… |
… | …110101010010010 |
3 | 2122210100121220111 |
4 | 331121212222102 |
5 | 4102202402010 |
6 | 250115031534 |
7 | 34345615342 |
oct | 7531465222 |
9 | 2583317814 |
10 | 1030122130 |
11 | 489528004 |
12 | 248b9b5aa |
13 | 13555592b |
14 | 9ab4cd22 |
15 | 6068158a |
hex | 3d666a92 |
1030122130 has 32 divisors (see below), whose sum is σ = 1922393088. Its totient is φ = 397142400.
The previous prime is 1030122109. The next prime is 1030122131. The reversal of 1030122130 is 312210301.
It is a super-2 number, since 2×10301221302 = 2122303205431473800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1030122130.
It is not an unprimeable number, because it can be changed into a prime (1030122131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18895 + ... + 49165.
It is an arithmetic number, because the mean of its divisors is an integer number (60074784).
Almost surely, 21030122130 is an apocalyptic number.
1030122130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1030122130 is a deficient number, since it is larger than the sum of its proper divisors (892270958).
1030122130 is a wasteful number, since it uses less digits than its factorization.
1030122130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30402.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 1030122130 is about 32095.5157303945. The cubic root of 1030122130 is about 1009.9415480991.
Adding to 1030122130 its reverse (312210301), we get a palindrome (1342332431).
The spelling of 1030122130 in words is "one billion, thirty million, one hundred twenty-two thousand, one hundred thirty".
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