Base | Representation |
---|---|
bin | 1000000111110101000… |
… | …0000001111110010110 |
3 | 111100011210201002200110 |
4 | 2001331100001332112 |
5 | 4241234304322422 |
6 | 144034241023450 |
7 | 13036640021664 |
oct | 2017520017626 |
9 | 440153632613 |
10 | 139540307862 |
11 | 541a695868a |
12 | 23063924b86 |
13 | 1020a580907 |
14 | 6a7a569c34 |
15 | 396a6bb60c |
hex | 207d401f96 |
139540307862 has 8 divisors (see below), whose sum is σ = 279080615736. Its totient is φ = 46513435952.
The previous prime is 139540307839. The next prime is 139540307867. The reversal of 139540307862 is 268703045931.
It is a sphenic number, since it is the product of 3 distinct primes.
139540307862 is an admirable number.
It is a super-2 number, since 2×1395403078622 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139540307867) 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 3 ways as a sum of consecutive naturals, for example, 11628358983 + ... + 11628358994.
It is an arithmetic number, because the mean of its divisors is an integer number (34885076967).
It is a 1-persistent number, because it is pandigital, but 2⋅139540307862 = 279080615724 is not.
Almost surely, 2139540307862 is an apocalyptic number.
139540307862 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139540307862 is a wasteful number, since it uses less digits than its factorization.
139540307862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23256717982.
The product of its (nonzero) digits is 1088640, while the sum is 48.
The spelling of 139540307862 in words is "one hundred thirty-nine billion, five hundred forty million, three hundred seven thousand, eight hundred sixty-two".
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