Base | Representation |
---|---|
bin | 100111011111101011… |
… | …000011000101010100 |
3 | 11001110102211112112020 |
4 | 213133223003011110 |
5 | 1143322232402102 |
6 | 31252011453140 |
7 | 3030615120201 |
oct | 473753030524 |
9 | 131412745466 |
10 | 42407309652 |
11 | 16a91903454 |
12 | 82761571b0 |
13 | 3ccaa2a346 |
14 | 20a41b0ca8 |
15 | 1183003bbc |
hex | 9dfac3154 |
42407309652 has 24 divisors (see below), whose sum is σ = 100202928000. Its totient is φ = 13956835776.
The previous prime is 42407309647. The next prime is 42407309657. The reversal of 42407309652 is 25690370424.
It is an interprime number because it is at equal distance from previous prime (42407309647) and next prime (42407309657).
It is a super-2 number, since 2×424073096522 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42407309657) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22365777 + ... + 22367672.
It is an arithmetic number, because the mean of its divisors is an integer number (4175122000).
Almost surely, 242407309652 is an apocalyptic number.
It is an amenable number.
42407309652 is an abundant number, since it is smaller than the sum of its proper divisors (57795618348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42407309652 is a wasteful number, since it uses less digits than its factorization.
42407309652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44733535 (or 44733533 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 42.
The spelling of 42407309652 in words is "forty-two billion, four hundred seven million, three hundred nine thousand, six hundred fifty-two".
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