Base | Representation |
---|---|
bin | 110011001010010001… |
… | …010010011000010111 |
3 | 12020210101101111021122 |
4 | 303022101102120113 |
5 | 1400000340340134 |
6 | 41122543434155 |
7 | 3653202650063 |
oct | 631221223027 |
9 | 166711344248 |
10 | 54933136919 |
11 | 2132a361911 |
12 | a790bb595b |
13 | 5245aba85b |
14 | 2931988aa3 |
15 | 16679e002e |
hex | cca452617 |
54933136919 has 4 divisors (see below), whose sum is σ = 54933919440. Its totient is φ = 54932354400.
The previous prime is 54933136901. The next prime is 54933136933. The reversal of 54933136919 is 91963133945.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91963133945 = 5 ⋅18392626789.
It is a cyclic number.
It is not a de Polignac number, because 54933136919 - 28 = 54933136663 is a prime.
It is a super-2 number, since 2×549331369192 (a number of 22 digits) 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 (54933136939) 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, 274307 + ... + 430244.
It is an arithmetic number, because the mean of its divisors is an integer number (13733479860).
Almost surely, 254933136919 is an apocalyptic number.
54933136919 is a deficient number, since it is larger than the sum of its proper divisors (782521).
54933136919 is an equidigital number, since it uses as much as digits as its factorization.
54933136919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782520.
The product of its digits is 2361960, while the sum is 53.
The spelling of 54933136919 in words is "fifty-four billion, nine hundred thirty-three million, one hundred thirty-six thousand, nine hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •