Base | Representation |
---|---|
bin | 10011011111111011000100… |
… | …10100010010001110000001 |
3 | 12121211010102000020012111020 |
4 | 21233331202110102032001 |
5 | 21110004233322010031 |
6 | 231110004525540053 |
7 | 12013566305264511 |
oct | 1157754224221601 |
9 | 177733360205436 |
10 | 42878308000641 |
11 | 12731652038553 |
12 | 498612a714629 |
13 | 1ac053a505549 |
14 | a8346d467841 |
15 | 4e556ab87096 |
hex | 26ff62512381 |
42878308000641 has 16 divisors (see below), whose sum is σ = 57178551564288. Its totient is φ = 28581801858000.
The previous prime is 42878308000601. The next prime is 42878308000643. The reversal of 42878308000641 is 14600080387824.
It is not a de Polignac number, because 42878308000641 - 213 = 42878307992449 is a prime.
It is a super-3 number, since 3×428783080006413 (a number of 42 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (42878308000643) 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, 1302839976 + ... + 1302872886.
It is an arithmetic number, because the mean of its divisors is an integer number (3573659472768).
Almost surely, 242878308000641 is an apocalyptic number.
It is an amenable number.
42878308000641 is a deficient number, since it is larger than the sum of its proper divisors (14300243563647).
42878308000641 is a wasteful number, since it uses less digits than its factorization.
42878308000641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76492.
The product of its (nonzero) digits is 2064384, while the sum is 51.
The spelling of 42878308000641 in words is "forty-two trillion, eight hundred seventy-eight billion, three hundred eight million, six hundred forty-one", and thus it is an aban number.
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