Base | Representation |
---|---|
bin | 10000000111000… |
… | …11010001001100 |
3 | 100102022021001110 |
4 | 20003203101030 |
5 | 234044223440 |
6 | 21224412020 |
7 | 3230513205 |
oct | 1003432114 |
9 | 312267043 |
10 | 135148620 |
11 | 6a319182 |
12 | 39317010 |
13 | 21ccc0c9 |
14 | 13d405ac |
15 | bce9080 |
hex | 80e344c |
135148620 has 24 divisors (see below), whose sum is σ = 378416304. Its totient is φ = 36039616.
The previous prime is 135148619. The next prime is 135148627. The reversal of 135148620 is 26841531.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (135148627) 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, 1126179 + ... + 1126298.
It is an arithmetic number, because the mean of its divisors is an integer number (15767346).
Almost surely, 2135148620 is an apocalyptic number.
135148620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
135148620 is an abundant number, since it is smaller than the sum of its proper divisors (243267684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135148620 is a wasteful number, since it uses less digits than its factorization.
135148620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2252489 (or 2252487 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 135148620 is about 11625.3438658820. The cubic root of 135148620 is about 513.1809643167.
The spelling of 135148620 in words is "one hundred thirty-five million, one hundred forty-eight thousand, six hundred twenty".
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