Base | Representation |
---|---|
bin | 1101010101101… |
… | …1011101111111 |
3 | 10220021111211222 |
4 | 3111123131333 |
5 | 103310333213 |
6 | 5315103555 |
7 | 1246363103 |
oct | 325333577 |
9 | 126244758 |
10 | 55949183 |
11 | 296444a4 |
12 | 168a1bbb |
13 | b78c234 |
14 | 7605903 |
15 | 4da2808 |
hex | 355b77f |
55949183 has 8 divisors (see below), whose sum is σ = 56643840. Its totient is φ = 55258840.
The previous prime is 55949147. The next prime is 55949189. The reversal of 55949183 is 38194955.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55949183 - 26 = 55949119 is a prime.
It is a super-2 number, since 2×559491832 = 6260622156734978, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55949189) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30416 + ... + 32202.
It is an arithmetic number, because the mean of its divisors is an integer number (7080480).
Almost surely, 255949183 is an apocalyptic number.
55949183 is a deficient number, since it is larger than the sum of its proper divisors (694657).
55949183 is a wasteful number, since it uses less digits than its factorization.
55949183 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2157.
The product of its digits is 194400, while the sum is 44.
The square root of 55949183 is about 7479.9186492902. The cubic root of 55949183 is about 382.4704760273.
The spelling of 55949183 in words is "fifty-five million, nine hundred forty-nine thousand, one hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •