Base | Representation |
---|---|
bin | 10001110010000101011… |
… | …110100101110100000000 |
3 | 11022211012222121002102002 |
4 | 101302011132211310000 |
5 | 130010134041212432 |
6 | 2333214513243132 |
7 | 154200356321462 |
oct | 21620536456400 |
9 | 4284188532362 |
10 | 1222010100992 |
11 | 4312849317aa |
12 | 178a008634a8 |
13 | 8b3095654c5 |
14 | 43207778132 |
15 | 21bc2161e62 |
hex | 11c857a5d00 |
1222010100992 has 18 divisors (see below), whose sum is σ = 2439246725538. Its totient is φ = 611005050368.
The previous prime is 1222010100991. The next prime is 1222010101001. The reversal of 1222010100992 is 2990010102221.
It can be written as a sum of positive squares in only one way, i.e., 1062086891776 + 159923209216 = 1030576^2 + 399904^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222010100991) by changing a digit.
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 as a sum of consecutive naturals, namely, 2386738223 + ... + 2386738734.
Almost surely, 21222010100992 is an apocalyptic number.
It is an amenable number.
1222010100992 is a deficient number, since it is larger than the sum of its proper divisors (1217236624546).
1222010100992 is an frugal number, since it uses more digits than its factorization.
1222010100992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4773476973 (or 4773476959 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 29.
The spelling of 1222010100992 in words is "one trillion, two hundred twenty-two billion, ten million, one hundred thousand, nine hundred ninety-two".
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