Base | Representation |
---|---|
bin | 10001100101101100100100… |
… | …00010100010111011010101 |
3 | 12001221122022021100122221010 |
4 | 20302312102002202323111 |
5 | 20032202313421010430 |
6 | 214132415001042433 |
7 | 11101303344602031 |
oct | 1062662202427325 |
9 | 161848267318833 |
10 | 38678630641365 |
11 | 11362573713510 |
12 | 4408217186419 |
13 | 18774c11b4b20 |
14 | 97a0acc311c1 |
15 | 4711bec39cb0 |
hex | 232d920a2ed5 |
38678630641365 has 64 divisors (see below), whose sum is σ = 75212075715840. Its totient is φ = 16713794549760.
The previous prime is 38678630641351. The next prime is 38678630641373. The reversal of 38678630641365 is 56314603687683.
It is not a de Polignac number, because 38678630641365 - 216 = 38678630575829 is a prime.
It is a super-2 number, since 2×386786306413652 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 38678630641296 and 38678630641305.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 310834272 + ... + 310958681.
It is an arithmetic number, because the mean of its divisors is an integer number (1175188683060).
Almost surely, 238678630641365 is an apocalyptic number.
It is an amenable number.
38678630641365 is a deficient number, since it is larger than the sum of its proper divisors (36533445074475).
38678630641365 is a wasteful number, since it uses less digits than its factorization.
38678630641365 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 621793014.
The product of its (nonzero) digits is 313528320, while the sum is 66.
The spelling of 38678630641365 in words is "thirty-eight trillion, six hundred seventy-eight billion, six hundred thirty million, six hundred forty-one thousand, three hundred sixty-five".
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