Base | Representation |
---|---|
bin | 100111001110101111… |
… | …100011001000011111 |
3 | 11000201122101011202010 |
4 | 213032233203020133 |
5 | 1142232024324311 |
6 | 31203504002303 |
7 | 3020565642156 |
oct | 471657431037 |
9 | 130648334663 |
10 | 42123276831 |
11 | 16956545389 |
12 | 81b7000393 |
13 | 3c83c3019c |
14 | 207859659d |
15 | 11680eada6 |
hex | 9cebe321f |
42123276831 has 8 divisors (see below), whose sum is σ = 56167407360. Its totient is φ = 28080665432.
The previous prime is 42123276803. The next prime is 42123276841. The reversal of 42123276831 is 13867232124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42123276831 - 29 = 42123276319 is a prime.
It is a super-2 number, since 2×421232768312 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 42123276831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42123276841) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313425 + ... + 427178.
It is an arithmetic number, because the mean of its divisors is an integer number (7020925920).
Almost surely, 242123276831 is an apocalyptic number.
42123276831 is a deficient number, since it is larger than the sum of its proper divisors (14044130529).
42123276831 is a wasteful number, since it uses less digits than its factorization.
42123276831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 759565.
The product of its digits is 96768, while the sum is 39.
The spelling of 42123276831 in words is "forty-two billion, one hundred twenty-three million, two hundred seventy-six thousand, eight hundred thirty-one".
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