Base | Representation |
---|---|
bin | 1101001110110… |
… | …1111011010101 |
3 | 10212102201101010 |
4 | 3103231323111 |
5 | 103202004001 |
6 | 5301322433 |
7 | 1242514020 |
oct | 323557325 |
9 | 125381333 |
10 | 55500501 |
11 | 29368391 |
12 | 16706419 |
13 | b662c44 |
14 | 752a1b7 |
15 | 4d148d6 |
hex | 34eded5 |
55500501 has 24 divisors (see below), whose sum is σ = 89269824. Its totient is φ = 30041280.
The previous prime is 55500499. The next prime is 55500527. The reversal of 55500501 is 10500555.
It is not a de Polignac number, because 55500501 - 21 = 55500499 is a prime.
It is a super-2 number, since 2×555005012 = 6160611222502002, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55500701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3921 + ... + 11241.
It is an arithmetic number, because the mean of its divisors is an integer number (3719576).
Almost surely, 255500501 is an apocalyptic number.
It is an amenable number.
55500501 is a deficient number, since it is larger than the sum of its proper divisors (33769323).
55500501 is a wasteful number, since it uses less digits than its factorization.
55500501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7369 (or 7350 counting only the distinct ones).
The product of its (nonzero) digits is 625, while the sum is 21.
The square root of 55500501 is about 7449.8658377182. The cubic root of 55500501 is about 381.4453290582.
The spelling of 55500501 in words is "fifty-five million, five hundred thousand, five hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •