Base | Representation |
---|---|
bin | 1101001000000… |
… | …1010010000111 |
3 | 10211121002221102 |
4 | 3102001102013 |
5 | 103043233440 |
6 | 5244010315 |
7 | 1235651435 |
oct | 322012207 |
9 | 124532842 |
10 | 55055495 |
11 | 29094010 |
12 | 1653099b |
13 | b538521 |
14 | 7451d55 |
15 | 4c77b15 |
hex | 3481487 |
55055495 has 16 divisors (see below), whose sum is σ = 72990720. Its totient is φ = 39530400.
The previous prime is 55055479. The next prime is 55055569. The reversal of 55055495 is 59455055.
It is not a de Polignac number, because 55055495 - 24 = 55055479 is a prime.
It is a super-2 number, since 2×550554952 = 6062215059390050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1991 + ... + 10680.
It is an arithmetic number, because the mean of its divisors is an integer number (4561920).
Almost surely, 255055495 is an apocalyptic number.
55055495 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
55055495 is a deficient number, since it is larger than the sum of its proper divisors (17935225).
55055495 is a wasteful number, since it uses less digits than its factorization.
55055495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12766.
The product of its (nonzero) digits is 112500, while the sum is 38.
The square root of 55055495 is about 7419.9390159219. The cubic root of 55055495 is about 380.4231090490.
The spelling of 55055495 in words is "fifty-five million, fifty-five thousand, four hundred ninety-five".
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