Base | Representation |
---|---|
bin | 111100101000110111… |
… | …1000011111011000100 |
3 | 110110010021111011102022 |
4 | 1321101233003323010 |
5 | 4113142344411322 |
6 | 135453345102312 |
7 | 12256660242116 |
oct | 1712157037304 |
9 | 413107434368 |
10 | 130220310212 |
11 | 50253a74493 |
12 | 212a2627998 |
13 | c3837204c5 |
14 | 64348573b6 |
15 | 35c2380942 |
hex | 1e51bc3ec4 |
130220310212 has 6 divisors (see below), whose sum is σ = 227885542878. Its totient is φ = 65110155104.
The previous prime is 130220310197. The next prime is 130220310221. The reversal of 130220310212 is 212013022031.
It can be written as a sum of positive squares in only one way, i.e., 80942526016 + 49277784196 = 284504^2 + 221986^2 .
It is a super-2 number, since 2×1302203102122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16277538773 + ... + 16277538780.
It is an arithmetic number, because the mean of its divisors is an integer number (37980923813).
Almost surely, 2130220310212 is an apocalyptic number.
It is an amenable number.
130220310212 is a deficient number, since it is larger than the sum of its proper divisors (97665232666).
130220310212 is a wasteful number, since it uses less digits than its factorization.
130220310212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32555077557 (or 32555077555 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 130220310212 its reverse (212013022031), we get a palindrome (342233332243).
The spelling of 130220310212 in words is "one hundred thirty billion, two hundred twenty million, three hundred ten thousand, two hundred twelve".
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