Base | Representation |
---|---|
bin | 10110110010110110011… |
… | …00001101001000101101 |
3 | 2202212121112021021022020 |
4 | 23121123030031020231 |
5 | 100313010234132221 |
6 | 1355445321340353 |
7 | 110404525635621 |
oct | 13313314151055 |
9 | 2685545237266 |
10 | 783213974061 |
11 | 282182962a92 |
12 | 1079609376b9 |
13 | 58b1a3c3c4c |
14 | 29c9cc65181 |
15 | 1558e7d4ac6 |
hex | b65b30d22d |
783213974061 has 16 divisors (see below), whose sum is σ = 1045047044160. Its totient is φ = 521761893120.
The previous prime is 783213974057. The next prime is 783213974089. The reversal of 783213974061 is 160479312387.
It is a happy number.
783213974061 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 783213974061 - 22 = 783213974057 is a prime.
It is a super-3 number, since 3×7832139740613 (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 783213973995 and 783213974013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (783213974041) 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, 38361946 + ... + 38382356.
It is an arithmetic number, because the mean of its divisors is an integer number (65315440260).
Almost surely, 2783213974061 is an apocalyptic number.
It is an amenable number.
783213974061 is a deficient number, since it is larger than the sum of its proper divisors (261833070099).
783213974061 is a wasteful number, since it uses less digits than its factorization.
783213974061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29116.
The product of its (nonzero) digits is 1524096, while the sum is 51.
The spelling of 783213974061 in words is "seven hundred eighty-three billion, two hundred thirteen million, nine hundred seventy-four thousand, sixty-one".
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