Base | Representation |
---|---|
bin | 11110101001001… |
… | …010011101010100 |
3 | 1022211101100112011 |
4 | 132221022131110 |
5 | 2023102412340 |
6 | 123003034004 |
7 | 15511560604 |
oct | 3651123524 |
9 | 1284340464 |
10 | 514107220 |
11 | 244222400 |
12 | 12420b904 |
13 | 82684273 |
14 | 4c3c8c04 |
15 | 302030ea |
hex | 1ea4a754 |
514107220 has 72 divisors (see below), whose sum is σ = 1198197000. Its totient is φ = 185137920.
The previous prime is 514107211. The next prime is 514107227. The reversal of 514107220 is 22701415.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 157803844 + 356303376 = 12562^2 + 18876^2 .
It is a super-2 number, since 2×5141072202 = 528612467312256800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 514107191 and 514107200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (514107227) 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, 262806 + ... + 264754.
It is an arithmetic number, because the mean of its divisors is an integer number (16641625).
Almost surely, 2514107220 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 514107220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599098500).
514107220 is an abundant number, since it is smaller than the sum of its proper divisors (684089780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
514107220 is a wasteful number, since it uses less digits than its factorization.
514107220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2089 (or 2076 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 22.
The square root of 514107220 is about 22673.9326099378. The cubic root of 514107220 is about 801.0960081885.
Adding to 514107220 its reverse (22701415), we get a palindrome (536808635).
The spelling of 514107220 in words is "five hundred fourteen million, one hundred seven thousand, two hundred twenty".
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