Base | Representation |
---|---|
bin | 100111011100000101… |
… | …010100001011001110 |
3 | 11001022020111212221200 |
4 | 213130011110023032 |
5 | 1143211323232132 |
6 | 31242021010330 |
7 | 3026254203465 |
oct | 473405241316 |
9 | 131266455850 |
10 | 42347086542 |
11 | 16a6090a992 |
12 | 8259b539a6 |
13 | 3cbb402977 |
14 | 209a1b59dc |
15 | 117caa9d7c |
hex | 9dc1542ce |
42347086542 has 24 divisors (see below), whose sum is σ = 91761256080. Its totient is φ = 14114274720.
The previous prime is 42347086493. The next prime is 42347086567. The reversal of 42347086542 is 24568074324.
It is a happy number.
42347086542 is a `hidden beast` number, since 4 + 2 + 34 + 70 + 8 + 6 + 542 = 666.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 73834 + ... + 300242.
It is an arithmetic number, because the mean of its divisors is an integer number (3823385670).
Almost surely, 242347086542 is an apocalyptic number.
42347086542 is an abundant number, since it is smaller than the sum of its proper divisors (49414169538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42347086542 is a wasteful number, since it uses less digits than its factorization.
42347086542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 236808 (or 236805 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 45.
The spelling of 42347086542 in words is "forty-two billion, three hundred forty-seven million, eighty-six thousand, five hundred forty-two".
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