Base | Representation |
---|---|
bin | 1100010111110… |
… | …0101011010000 |
3 | 10121122022221001 |
4 | 3011330223100 |
5 | 101241002041 |
6 | 5052111344 |
7 | 1200031261 |
oct | 305745320 |
9 | 117568831 |
10 | 51890896 |
11 | 27322442 |
12 | 15465554 |
13 | a99ac95 |
14 | 6c6a968 |
15 | 4850131 |
hex | 317cad0 |
51890896 has 10 divisors (see below), whose sum is σ = 100538642. Its totient is φ = 25945440.
The previous prime is 51890893. The next prime is 51890899. The reversal of 51890896 is 69809815.
51890896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (51890893) and next prime (51890899).
It can be written as a sum of positive squares in only one way, i.e., 35569296 + 16321600 = 5964^2 + 4040^2 .
It is a super-3 number, since 3×518908963 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51890893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621575 + ... + 1621606.
Almost surely, 251890896 is an apocalyptic number.
It is an amenable number.
51890896 is a deficient number, since it is larger than the sum of its proper divisors (48647746).
51890896 is a wasteful number, since it uses less digits than its factorization.
51890896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3243189 (or 3243183 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 46.
The square root of 51890896 is about 7203.5335773494. The cubic root of 51890896 is about 372.9898868090.
The spelling of 51890896 in words is "fifty-one million, eight hundred ninety thousand, eight hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •