Base | Representation |
---|---|
bin | 10001100100101… |
… | …10110010000000 |
3 | 101021101121210211 |
4 | 20302112302000 |
5 | 300214340430 |
6 | 22343403504 |
7 | 3440014534 |
oct | 1062266200 |
9 | 337347724 |
10 | 147418240 |
11 | 76239562 |
12 | 41453594 |
13 | 24706a38 |
14 | 15815bc4 |
15 | ce1e72a |
hex | 8c96c80 |
147418240 has 32 divisors (see below), whose sum is σ = 352423260. Its totient is φ = 58967040.
The previous prime is 147418231. The next prime is 147418241. The reversal of 147418240 is 42814741.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 137733696 + 9684544 = 11736^2 + 3112^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is not an unprimeable number, because it can be changed into a prime (147418241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114531 + ... + 115810.
Almost surely, 2147418240 is an apocalyptic number.
147418240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
147418240 is an abundant number, since it is smaller than the sum of its proper divisors (205005020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147418240 is an equidigital number, since it uses as much as digits as its factorization.
147418240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230360 (or 230348 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 31.
The square root of 147418240 is about 12141.5913289816. The cubic root of 147418240 is about 528.2632602076.
The spelling of 147418240 in words is "one hundred forty-seven million, four hundred eighteen thousand, two hundred forty".
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