Base | Representation |
---|---|
bin | 10001110010001010110… |
… | …110011010100011001101 |
3 | 11022211110021012020110021 |
4 | 101302022312122203031 |
5 | 130010330124414042 |
6 | 2333231453142141 |
7 | 154202532402322 |
oct | 21621266324315 |
9 | 4284407166407 |
10 | 1222100232397 |
11 | 4313207a2870 |
12 | 178a26a8a951 |
13 | 8b3221321b5 |
14 | 4321571ab49 |
15 | 21bca017867 |
hex | 11c8ad9a8cd |
1222100232397 has 16 divisors (see below), whose sum is σ = 1403463974400. Its totient is φ = 1052455051440.
The previous prime is 1222100232383. The next prime is 1222100232413. The reversal of 1222100232397 is 7932320012221.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1222100232397 is a prime.
It is a super-3 number, since 3×12221002323973 (a number of 37 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222100232697) 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, 3010818 + ... + 3392524.
It is an arithmetic number, because the mean of its divisors is an integer number (87716498400).
Almost surely, 21222100232397 is an apocalyptic number.
It is an amenable number.
1222100232397 is a deficient number, since it is larger than the sum of its proper divisors (181363742003).
1222100232397 is a wasteful number, since it uses less digits than its factorization.
1222100232397 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 397056.
The product of its (nonzero) digits is 18144, while the sum is 34.
The spelling of 1222100232397 in words is "one trillion, two hundred twenty-two billion, one hundred million, two hundred thirty-two thousand, three hundred ninety-seven".
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