Base | Representation |
---|---|
bin | 1101001011001… |
… | …1111100011001 |
3 | 10211222122120211 |
4 | 3102303330121 |
5 | 103121404001 |
6 | 5252251121 |
7 | 1240504423 |
oct | 322637431 |
9 | 124878524 |
10 | 55263001 |
11 | 29215a02 |
12 | 16610aa1 |
13 | b5abb01 |
14 | 74a7813 |
15 | 4cb9351 |
hex | 34b3f19 |
55263001 has 4 divisors (see below), whose sum is σ = 58171600. Its totient is φ = 52354404.
The previous prime is 55262983. The next prime is 55263029. The reversal of 55263001 is 10036255.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10036255 = 5 ⋅2007251.
It is a cyclic number.
It is not a de Polignac number, because 55263001 - 25 = 55262969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55263071) 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, 1454271 + ... + 1454308.
It is an arithmetic number, because the mean of its divisors is an integer number (14542900).
Almost surely, 255263001 is an apocalyptic number.
It is an amenable number.
55263001 is a deficient number, since it is larger than the sum of its proper divisors (2908599).
55263001 is a wasteful number, since it uses less digits than its factorization.
55263001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2908598.
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 55263001 is about 7433.9088641172. The cubic root of 55263001 is about 380.9004523119.
Adding to 55263001 its reverse (10036255), we get a palindrome (65299256).
The spelling of 55263001 in words is "fifty-five million, two hundred sixty-three thousand, one".
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