Base | Representation |
---|---|
bin | 11001000011010… |
… | …01101111011000 |
3 | 112122102122021211 |
4 | 30201221233120 |
5 | 412244221222 |
6 | 32504112504 |
7 | 5131142203 |
oct | 1441515730 |
9 | 478378254 |
10 | 210148312 |
11 | a86945a0 |
12 | 5a465734 |
13 | 346cb51a |
14 | 1dca493a |
15 | 136b1277 |
hex | c869bd8 |
210148312 has 32 divisors (see below), whose sum is σ = 435750480. Its totient is φ = 94210560.
The previous prime is 210148277. The next prime is 210148319. The reversal of 210148312 is 213841012.
It is a happy number.
210148312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210148319) 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, 9933 + ... + 22780.
Almost surely, 2210148312 is an apocalyptic number.
210148312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
210148312 is an abundant number, since it is smaller than the sum of its proper divisors (225602168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210148312 is a wasteful number, since it uses less digits than its factorization.
210148312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32803 (or 32799 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
The square root of 210148312 is about 14496.4930931588. The cubic root of 210148312 is about 594.5320917052.
Adding to 210148312 its reverse (213841012), we get a palindrome (423989324).
The spelling of 210148312 in words is "two hundred ten million, one hundred forty-eight thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.022 sec. • engine limits •