Base | Representation |
---|---|
bin | 1100001011000… |
… | …0101001010010 |
3 | 10120001212112211 |
4 | 3002300221102 |
5 | 101032231221 |
6 | 5022142334 |
7 | 1156650640 |
oct | 302605122 |
9 | 116055484 |
10 | 51055186 |
11 | 26901576 |
12 | 151219aa |
13 | a767790 |
14 | 6ad0190 |
15 | 47376e1 |
hex | 30b0a52 |
51055186 has 32 divisors (see below), whose sum is σ = 94889088. Its totient is φ = 20062080.
The previous prime is 51055183. The next prime is 51055189. The reversal of 51055186 is 68155015.
It is an interprime number because it is at equal distance from previous prime (51055183) and next prime (51055189).
It is not an unprimeable number, because it can be changed into a prime (51055183) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28806 + ... + 30526.
It is an arithmetic number, because the mean of its divisors is an integer number (2965284).
Almost surely, 251055186 is an apocalyptic number.
51055186 is a deficient number, since it is larger than the sum of its proper divisors (43833902).
51055186 is a wasteful number, since it uses less digits than its factorization.
51055186 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1906.
The product of its (nonzero) digits is 6000, while the sum is 31.
The square root of 51055186 is about 7145.2911767121. The cubic root of 51055186 is about 370.9766891048.
It can be divided in two parts, 510 and 55186, that added together give a square (55696 = 2362).
The spelling of 51055186 in words is "fifty-one million, fifty-five thousand, one hundred eighty-six".
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