Base | Representation |
---|---|
bin | 10001101101110… |
… | …11110101110101 |
3 | 101100122121102002 |
4 | 20312323311311 |
5 | 301021243423 |
6 | 22425225045 |
7 | 3453144263 |
oct | 1066736565 |
9 | 340577362 |
10 | 148618613 |
11 | 76989400 |
12 | 41932185 |
13 | 24a37210 |
14 | 15a49433 |
15 | d0aa228 |
hex | 8dbbd75 |
148618613 has 24 divisors (see below), whose sum is σ = 177768864. Its totient is φ = 123409440.
The previous prime is 148618577. The next prime is 148618693. The reversal of 148618613 is 316816841.
It is not a de Polignac number, because 148618613 - 28 = 148618357 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148618693) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167870 + ... + 168752.
It is an arithmetic number, because the mean of its divisors is an integer number (7407036).
Almost surely, 2148618613 is an apocalyptic number.
148618613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
148618613 is a deficient number, since it is larger than the sum of its proper divisors (29150251).
148618613 is a wasteful number, since it uses less digits than its factorization.
148618613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1025 (or 1014 counting only the distinct ones).
The product of its digits is 27648, while the sum is 38.
The square root of 148618613 is about 12190.9233858638. The cubic root of 148618613 is about 529.6932044292.
The spelling of 148618613 in words is "one hundred forty-eight million, six hundred eighteen thousand, six hundred thirteen".
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