Base | Representation |
---|---|
bin | 1000000111100001011… |
… | …0110110011110001100 |
3 | 111022222002020002010220 |
4 | 2001320112312132030 |
5 | 4241102300202201 |
6 | 144022145231340 |
7 | 13034622136452 |
oct | 2017026663614 |
9 | 438862202126 |
10 | 139458209676 |
11 | 54164584045 |
12 | 23040332550 |
13 | 101c65674c6 |
14 | 6a6d6b89d2 |
15 | 39633a1036 |
hex | 20785b678c |
139458209676 has 24 divisors (see below), whose sum is σ = 326334884400. Its totient is φ = 46352870592.
The previous prime is 139458209663. The next prime is 139458209677. The reversal of 139458209676 is 676902854931.
It is not an unprimeable number, because it can be changed into a prime (139458209677) 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, 16645551 + ... + 16653926.
It is an arithmetic number, because the mean of its divisors is an integer number (13597286850).
It is a 1-persistent number, because it is pandigital, but 2⋅139458209676 = 278916419352 is not.
Almost surely, 2139458209676 is an apocalyptic number.
It is an amenable number.
139458209676 is an abundant number, since it is smaller than the sum of its proper divisors (186876674724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139458209676 is a wasteful number, since it uses less digits than its factorization.
139458209676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33299833 (or 33299831 counting only the distinct ones).
The product of its (nonzero) digits is 19595520, while the sum is 60.
The spelling of 139458209676 in words is "one hundred thirty-nine billion, four hundred fifty-eight million, two hundred nine thousand, six hundred seventy-six".
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