Base | Representation |
---|---|
bin | 1101001001011… |
… | …1101001011111 |
3 | 10211202202121022 |
4 | 3102113221133 |
5 | 103104201403 |
6 | 5245554355 |
7 | 1236512504 |
oct | 322275137 |
9 | 124682538 |
10 | 55147103 |
11 | 29146920 |
12 | 165759bb |
13 | b56b12b |
14 | 74774ab |
15 | 4c94d38 |
hex | 3497a5f |
55147103 has 8 divisors (see below), whose sum is σ = 60244560. Its totient is φ = 50063680.
The previous prime is 55147087. The next prime is 55147117. The reversal of 55147103 is 30174155.
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 55147103 - 24 = 55147087 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55141103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5801 + ... + 11997.
It is an arithmetic number, because the mean of its divisors is an integer number (7530570).
Almost surely, 255147103 is an apocalyptic number.
55147103 is a deficient number, since it is larger than the sum of its proper divisors (5097457).
55147103 is a wasteful number, since it uses less digits than its factorization.
55147103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7017.
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 55147103 is about 7426.1095467277. The cubic root of 55147103 is about 380.6339901422.
The spelling of 55147103 in words is "fifty-five million, one hundred forty-seven thousand, one hundred three".
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