Base | Representation |
---|---|
bin | 10001111001110011111… |
… | …110100010100110100100 |
3 | 11100121122011120211011021 |
4 | 101321303332202212210 |
5 | 130124131420434111 |
6 | 2341110040220524 |
7 | 154613066014021 |
oct | 21716376424644 |
9 | 4317564524137 |
10 | 1230306421156 |
11 | 43485199a94a |
12 | 17a53716a744 |
13 | 8c02c2b84a7 |
14 | 43793538548 |
15 | 2200a690d71 |
hex | 11e73fa29a4 |
1230306421156 has 12 divisors (see below), whose sum is σ = 2155639672368. Its totient is φ = 614409371912.
The previous prime is 1230306421151. The next prime is 1230306421171. The reversal of 1230306421156 is 6511246030321.
It is not an unprimeable number, because it can be changed into a prime (1230306421151) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185955946 + ... + 185962561.
It is an arithmetic number, because the mean of its divisors is an integer number (179636639364).
Almost surely, 21230306421156 is an apocalyptic number.
It is an amenable number.
1230306421156 is a deficient number, since it is larger than the sum of its proper divisors (925333251212).
1230306421156 is a wasteful number, since it uses less digits than its factorization.
1230306421156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371919338 (or 371919336 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 34.
The spelling of 1230306421156 in words is "one trillion, two hundred thirty billion, three hundred six million, four hundred twenty-one thousand, one hundred fifty-six".
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