Base | Representation |
---|---|
bin | 1110100011010… |
… | …0001000010010 |
3 | 11020211200200211 |
4 | 3220310020102 |
5 | 111110442210 |
6 | 10020034334 |
7 | 1340516512 |
oct | 350641022 |
9 | 136750624 |
10 | 61030930 |
11 | 314a5494 |
12 | 185329aa |
13 | c84b29c |
14 | 8169842 |
15 | 555838a |
hex | 3a34212 |
61030930 has 8 divisors (see below), whose sum is σ = 109855692. Its totient is φ = 24412368.
The previous prime is 61030913. The next prime is 61030933. The reversal of 61030930 is 3903016.
It can be written as a sum of positive squares in 2 ways, for example, as 54066609 + 6964321 = 7353^2 + 2639^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (61030933) 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, 3051537 + ... + 3051556.
Almost surely, 261030930 is an apocalyptic number.
61030930 is a deficient number, since it is larger than the sum of its proper divisors (48824762).
61030930 is a wasteful number, since it uses less digits than its factorization.
61030930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6103100.
The product of its (nonzero) digits is 486, while the sum is 22.
The square root of 61030930 is about 7812.2295153176. The cubic root of 61030930 is about 393.7162403238.
Adding to 61030930 its reverse (3903016), we get a palindrome (64933946).
The spelling of 61030930 in words is "sixty-one million, thirty thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •