Base | Representation |
---|---|
bin | 1100010000100… |
… | …0000111001010 |
3 | 10120202001222212 |
4 | 3010020013022 |
5 | 101130212300 |
6 | 5033545122 |
7 | 1163002304 |
oct | 304100712 |
9 | 116661885 |
10 | 51413450 |
11 | 27026760 |
12 | 152751a2 |
13 | a86187a |
14 | 6b84974 |
15 | 47a8935 |
hex | 31081ca |
51413450 has 24 divisors (see below), whose sum is σ = 104323680. Its totient is φ = 18695600.
The previous prime is 51413429. The next prime is 51413473. The reversal of 51413450 is 5431415.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46190 + ... + 47289.
It is an arithmetic number, because the mean of its divisors is an integer number (4346820).
Almost surely, 251413450 is an apocalyptic number.
51413450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
51413450 is an abundant number, since it is smaller than the sum of its proper divisors (52910230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51413450 is a wasteful number, since it uses less digits than its factorization.
51413450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93502 (or 93497 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 51413450 is about 7170.3172872614. The cubic root of 51413450 is about 371.8424054006.
Adding to 51413450 its reverse (5431415), we get a palindrome (56844865).
The spelling of 51413450 in words is "fifty-one million, four hundred thirteen thousand, four hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •