Base | Representation |
---|---|
bin | 11111010000000100100000… |
… | …000101011101011011101101 |
3 | 200000122111102211000120102000 |
4 | 133100010200011131123231 |
5 | 121003334333401211420 |
6 | 1204152445353322513 |
7 | 40643662110062310 |
oct | 3720044005353355 |
9 | 600574384016360 |
10 | 137443786741485 |
11 | 3a880645510924 |
12 | 134b963a106439 |
13 | 5b8cb7cc75a23 |
14 | 25d2459a44977 |
15 | 10d5365825690 |
hex | 7d012015d6ed |
137443786741485 has 64 divisors (see below), whose sum is σ = 280363422044160. Its totient is φ = 62581120776000.
The previous prime is 137443786741453. The next prime is 137443786741487. The reversal of 137443786741485 is 584147687344731.
137443786741485 is a `hidden beast` number, since 1 + 3 + 7 + 4 + 4 + 3 + 78 + 6 + 74 + 1 + 485 = 666.
It is not a de Polignac number, because 137443786741485 - 25 = 137443786741453 is a prime.
It is a super-3 number, since 3×1374437867414853 (a number of 43 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137443786741487) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 289490217 + ... + 289964606.
It is an arithmetic number, because the mean of its divisors is an integer number (4380678469440).
Almost surely, 2137443786741485 is an apocalyptic number.
137443786741485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
137443786741485 is an abundant number, since it is smaller than the sum of its proper divisors (142919635302675).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137443786741485 is a wasteful number, since it uses less digits than its factorization.
137443786741485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579455095 (or 579455089 counting only the distinct ones).
The product of its digits is 1517322240, while the sum is 72.
The spelling of 137443786741485 in words is "one hundred thirty-seven trillion, four hundred forty-three billion, seven hundred eighty-six million, seven hundred forty-one thousand, four hundred eighty-five".
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