Base | Representation |
---|---|
bin | 11110101101111… |
… | …001111000011000 |
3 | 1022220201111100112 |
4 | 132231321320120 |
5 | 2023412200130 |
6 | 123045423452 |
7 | 15525255152 |
oct | 3655717030 |
9 | 1286644315 |
10 | 515350040 |
11 | 2449a1127 |
12 | 12470ab88 |
13 | 829cab6a |
14 | 4c62dad2 |
15 | 3039b495 |
hex | 1eb79e18 |
515350040 has 32 divisors (see below), whose sum is σ = 1160466480. Its totient is φ = 205974912.
The previous prime is 515350009. The next prime is 515350049. The reversal of 515350040 is 40053515.
It is a junction number, because it is equal to n+sod(n) for n = 515349988 and 515350015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (515350049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53687 + ... + 62553.
Almost surely, 2515350040 is an apocalyptic number.
It is an amenable number.
515350040 is an abundant number, since it is smaller than the sum of its proper divisors (645116440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
515350040 is a wasteful number, since it uses less digits than its factorization.
515350040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10331 (or 10327 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 23.
The square root of 515350040 is about 22701.3224284402. The cubic root of 515350040 is about 801.7410208096.
The spelling of 515350040 in words is "five hundred fifteen million, three hundred fifty thousand, forty".
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