Base | Representation |
---|---|
bin | 111110101000000001… |
… | …1100000001101111000 |
3 | 110212010122011121202102 |
4 | 1331100003200031320 |
5 | 4200412143104343 |
6 | 141441004522532 |
7 | 12500500222430 |
oct | 1752003401570 |
9 | 425118147672 |
10 | 134487081848 |
11 | 520434a7139 |
12 | 22093550448 |
13 | c8b36a7452 |
14 | 671b3b12c0 |
15 | 3771c4e3b8 |
hex | 1f500e0378 |
134487081848 has 64 divisors (see below), whose sum is σ = 296922870720. Its totient is φ = 55906329600.
The previous prime is 134487081829. The next prime is 134487081863. The reversal of 134487081848 is 848180784431.
It is a Harshad number since it is a multiple of its sum of digits (56).
It is a junction number, because it is equal to n+sod(n) for n = 134487081793 and 134487081802.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227918 + ... + 566498.
It is an arithmetic number, because the mean of its divisors is an integer number (4639419855).
Almost surely, 2134487081848 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 134487081848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148461435360).
134487081848 is an abundant number, since it is smaller than the sum of its proper divisors (162435788872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
134487081848 is a wasteful number, since it uses less digits than its factorization.
134487081848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 338808 (or 338804 counting only the distinct ones).
The product of its (nonzero) digits is 5505024, while the sum is 56.
The spelling of 134487081848 in words is "one hundred thirty-four billion, four hundred eighty-seven million, eighty-one thousand, eight hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •