Base | Representation |
---|---|
bin | 11110100110101… |
… | …011000000101000 |
3 | 1022210011011122021 |
4 | 132212223000220 |
5 | 2022421012440 |
6 | 122541034224 |
7 | 15503200534 |
oct | 3646530050 |
9 | 1283134567 |
10 | 513454120 |
11 | 243916753 |
12 | 123b55974 |
13 | 824b5c0a |
14 | 4c298bc4 |
15 | 3012484a |
hex | 1e9ab028 |
513454120 has 16 divisors (see below), whose sum is σ = 1155271860. Its totient is φ = 205381632.
The previous prime is 513454091. The next prime is 513454121. The reversal of 513454120 is 21454315.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 510488836 + 2965284 = 22594^2 + 1722^2 .
It is not an unprimeable number, because it can be changed into a prime (513454121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6418137 + ... + 6418216.
Almost surely, 2513454120 is an apocalyptic number.
It is an amenable number.
513454120 is an abundant number, since it is smaller than the sum of its proper divisors (641817740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
513454120 is a wasteful number, since it uses less digits than its factorization.
513454120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12836364 (or 12836360 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 513454120 is about 22659.5260321129. The cubic root of 513454120 is about 800.7566383141.
The spelling of 513454120 in words is "five hundred thirteen million, four hundred fifty-four thousand, one hundred twenty".
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