Base | Representation |
---|---|
bin | 10011001010001110111000… |
… | …10111110000100000100001 |
3 | 12112011212201101212022002201 |
4 | 21211013130113300200201 |
5 | 21010301422021000420 |
6 | 225335351502213201 |
7 | 11606003540012110 |
oct | 1145073427604041 |
9 | 175155641768081 |
10 | 42133031421985 |
11 | 12474577917209 |
12 | 48857b6b84201 |
13 | 1a68187a6a17a |
14 | a5936cc99c77 |
15 | 4d0e9bc5c10a |
hex | 2651dc5f0821 |
42133031421985 has 32 divisors (see below), whose sum is σ = 58351113400320. Its totient is φ = 28606960202688.
The previous prime is 42133031421959. The next prime is 42133031422061. The reversal of 42133031421985 is 58912413033124.
It is not a de Polignac number, because 42133031421985 - 225 = 42132997867553 is a prime.
It is a super-2 number, since 2×421330314219852 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26773614 + ... + 28303576.
It is an arithmetic number, because the mean of its divisors is an integer number (1823472293760).
Almost surely, 242133031421985 is an apocalyptic number.
It is an amenable number.
42133031421985 is a deficient number, since it is larger than the sum of its proper divisors (16218081978335).
42133031421985 is a wasteful number, since it uses less digits than its factorization.
42133031421985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1537717.
The product of its (nonzero) digits is 622080, while the sum is 46.
The spelling of 42133031421985 in words is "forty-two trillion, one hundred thirty-three billion, thirty-one million, four hundred twenty-one thousand, nine hundred eighty-five".
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