Base | Representation |
---|---|
bin | 1101000111101… |
… | …1001011101011 |
3 | 10211112211122221 |
4 | 3101323023223 |
5 | 103041434012 |
6 | 5243254511 |
7 | 1235515540 |
oct | 321731353 |
9 | 124484587 |
10 | 55030507 |
11 | 29077264 |
12 | 1651a437 |
13 | b52a03c |
14 | 7446bc7 |
15 | 4c70507 |
hex | 347b2eb |
55030507 has 16 divisors (see below), whose sum is σ = 65007360. Its totient is φ = 45599328.
The previous prime is 55030501. The next prime is 55030523. The reversal of 55030507 is 70503055.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 55030507 - 219 = 54506219 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55030501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45768 + ... + 46954.
It is an arithmetic number, because the mean of its divisors is an integer number (4062960).
Almost surely, 255030507 is an apocalyptic number.
55030507 is a deficient number, since it is larger than the sum of its proper divisors (9976853).
55030507 is a wasteful number, since it uses less digits than its factorization.
55030507 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1410.
The product of its (nonzero) digits is 2625, while the sum is 25.
The square root of 55030507 is about 7418.2549834850. The cubic root of 55030507 is about 380.3655462137.
The spelling of 55030507 in words is "fifty-five million, thirty thousand, five hundred seven".
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