Base | Representation |
---|---|
bin | 10011000110001011010… |
… | …011101010010000100010 |
3 | 11122110021121010120200110 |
4 | 103012023103222100202 |
5 | 133000043331242010 |
6 | 2442510250432150 |
7 | 163545033520140 |
oct | 23061323522042 |
9 | 4573247116613 |
10 | 1312302212130 |
11 | 4665a9429258 |
12 | 1923bb432656 |
13 | 96998a528c0 |
14 | 47731394590 |
15 | 24208e90120 |
hex | 1318b4ea422 |
1312302212130 has 128 divisors (see below), whose sum is σ = 3879799676928. Its totient is φ = 276634144512.
The previous prime is 1312302212129. The next prime is 1312302212147. The reversal of 1312302212130 is 312122032131.
It is a super-2 number, since 2×13123022121302 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1312302212097 and 1312302212106.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2851767 + ... + 3279813.
It is an arithmetic number, because the mean of its divisors is an integer number (30310934976).
Almost surely, 21312302212130 is an apocalyptic number.
1312302212130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1312302212130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1939899838464).
1312302212130 is an abundant number, since it is smaller than the sum of its proper divisors (2567497464798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312302212130 is a wasteful number, since it uses less digits than its factorization.
1312302212130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 429200.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 1312302212130 its reverse (312122032131), we get a palindrome (1624424244261).
The spelling of 1312302212130 in words is "one trillion, three hundred twelve billion, three hundred two million, two hundred twelve thousand, one hundred thirty".
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