Base | Representation |
---|---|
bin | 1100001010111… |
… | …1011010111001 |
3 | 10120001121200000 |
4 | 3002233122321 |
5 | 101032101134 |
6 | 5022103213 |
7 | 1156630212 |
oct | 302573271 |
9 | 116047600 |
10 | 51050169 |
11 | 268a8825 |
12 | 1511ab09 |
13 | a765401 |
14 | 6acc409 |
15 | 4735e99 |
hex | 30af6b9 |
51050169 has 24 divisors (see below), whose sum is σ = 80502240. Its totient is φ = 32239296.
The previous prime is 51050143. The next prime is 51050171. The reversal of 51050169 is 96105015.
It is not a de Polignac number, because 51050169 - 215 = 51017401 is a prime.
It is a super-2 number, since 2×510501692 = 5212239509857122, which contains 22 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (51050189) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 912 + ... + 10145.
It is an arithmetic number, because the mean of its divisors is an integer number (3354260).
Almost surely, 251050169 is an apocalyptic number.
It is an amenable number.
51050169 is a deficient number, since it is larger than the sum of its proper divisors (29452071).
51050169 is a wasteful number, since it uses less digits than its factorization.
51050169 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11091 (or 11079 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 27.
The square root of 51050169 is about 7144.9400977195. The cubic root of 51050169 is about 370.9645372147.
The spelling of 51050169 in words is "fifty-one million, fifty thousand, one hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •