Base | Representation |
---|---|
bin | 1101001101100… |
… | …0100101001111 |
3 | 10212021021102222 |
4 | 3103120211033 |
5 | 103141204241 |
6 | 5255405555 |
7 | 1242001100 |
oct | 323304517 |
9 | 125237388 |
10 | 55413071 |
11 | 2930872a |
12 | 166838bb |
13 | b6321cc |
14 | 75063a7 |
15 | 4ce8a4b |
hex | 34d894f |
55413071 has 12 divisors (see below), whose sum is σ = 65520360. Its totient is φ = 46715760.
The previous prime is 55413067. The next prime is 55413079. The reversal of 55413071 is 17031455.
It is not a de Polignac number, because 55413071 - 22 = 55413067 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55413071.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55413079) 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, 6281 + ... + 12258.
It is an arithmetic number, because the mean of its divisors is an integer number (5460030).
Almost surely, 255413071 is an apocalyptic number.
55413071 is a deficient number, since it is larger than the sum of its proper divisors (10107289).
55413071 is a wasteful number, since it uses less digits than its factorization.
55413071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18614 (or 18607 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 55413071 is about 7443.9956340664. The cubic root of 55413071 is about 381.2449267084.
The spelling of 55413071 in words is "fifty-five million, four hundred thirteen thousand, seventy-one".
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