Base | Representation |
---|---|
bin | 100111110100100011… |
… | …101000010001001011 |
3 | 11002100212010111222212 |
4 | 213310203220101023 |
5 | 1200031431430342 |
6 | 31350445335335 |
7 | 3042401223455 |
oct | 476443502113 |
9 | 132325114885 |
10 | 42757686347 |
11 | 17151665672 |
12 | 835356754b |
13 | 40554b5b2c |
14 | 20d89392d5 |
15 | 11a3b64182 |
hex | 9f48e844b |
42757686347 has 8 divisors (see below), whose sum is σ = 43597990800. Its totient is φ = 41918624800.
The previous prime is 42757686337. The next prime is 42757686353. The reversal of 42757686347 is 74368675724.
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 42757686347 - 214 = 42757669963 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42757686337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241097 + ... + 379002.
It is an arithmetic number, because the mean of its divisors is an integer number (5449748850).
Almost surely, 242757686347 is an apocalyptic number.
42757686347 is a deficient number, since it is larger than the sum of its proper divisors (840304453).
42757686347 is a wasteful number, since it uses less digits than its factorization.
42757686347 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 621453.
The product of its digits is 47416320, while the sum is 59.
The spelling of 42757686347 in words is "forty-two billion, seven hundred fifty-seven million, six hundred eighty-six thousand, three hundred forty-seven".
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