Base | Representation |
---|---|
bin | 100110111101000111… |
… | …1010110110101001000 |
3 | 21222221002001201120122 |
4 | 1031322033112311020 |
5 | 2332311214142043 |
6 | 102233005442412 |
7 | 6021024451142 |
oct | 1157217266510 |
9 | 258832051518 |
10 | 83655224648 |
11 | 325292144a6 |
12 | 14267b70408 |
13 | 7b724ac438 |
14 | 40983c1c92 |
15 | 229933d368 |
hex | 137a3d6d48 |
83655224648 has 12 divisors (see below), whose sum is σ = 156855080115. Its totient is φ = 41827203288.
The previous prime is 83655224647. The next prime is 83655224683. The reversal of 83655224648 is 84642255638.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 41827612324 + 41827612324 = 204518^2 + 204518^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=204518.
It is a super-2 number, since 2×836552246482 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 83655224648.
It is not an unprimeable number, because it can be changed into a prime (83655224647) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 766943 + ... + 869201.
Almost surely, 283655224648 is an apocalyptic number.
It is an amenable number.
83655224648 is a deficient number, since it is larger than the sum of its proper divisors (73199855467).
83655224648 is an frugal number, since it uses more digits than its factorization.
83655224648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204524 (or 102261 counting only the distinct ones).
The product of its digits is 11059200, while the sum is 53.
The spelling of 83655224648 in words is "eighty-three billion, six hundred fifty-five million, two hundred twenty-four thousand, six hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •