Base | Representation |
---|---|
bin | 1101001110110… |
… | …0010100111010 |
3 | 10212102101101100 |
4 | 3103230110322 |
5 | 103201301241 |
6 | 5301232230 |
7 | 1242455634 |
oct | 323542472 |
9 | 125371340 |
10 | 55493946 |
11 | 29363472 |
12 | 16702676 |
13 | b65cc71 |
14 | 7527a54 |
15 | 4d129b6 |
hex | 34ec53a |
55493946 has 24 divisors (see below), whose sum is σ = 126565920. Its totient is φ = 17524296.
The previous prime is 55493941. The next prime is 55493947. The reversal of 55493946 is 64939455.
55493946 is a `hidden beast` number, since 554 + 9 + 3 + 94 + 6 = 666.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (55493941) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80790 + ... + 81473.
It is an arithmetic number, because the mean of its divisors is an integer number (5273580).
Almost surely, 255493946 is an apocalyptic number.
55493946 is an abundant number, since it is smaller than the sum of its proper divisors (71071974).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55493946 is a wasteful number, since it uses less digits than its factorization.
55493946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162290 (or 162287 counting only the distinct ones).
The product of its digits is 583200, while the sum is 45.
The square root of 55493946 is about 7449.4258839188. The cubic root of 55493946 is about 381.4303113404.
The spelling of 55493946 in words is "fifty-five million, four hundred ninety-three thousand, nine hundred forty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •