Base | Representation |
---|---|
bin | 111111001100100… |
… | …1011011001000011 |
3 | 12110210011001120201 |
4 | 1332121023121003 |
5 | 13320323420400 |
6 | 550230150031 |
7 | 103356126451 |
oct | 17631133103 |
9 | 5423131521 |
10 | 2120529475 |
11 | 998a901a9 |
12 | 4b21b2317 |
13 | 27a42828c |
14 | 1618b19d1 |
15 | c627006a |
hex | 7e64b643 |
2120529475 has 12 divisors (see below), whose sum is σ = 2630030080. Its totient is φ = 1696053600.
The previous prime is 2120529469. The next prime is 2120529479. The reversal of 2120529475 is 5749250212.
It is not a de Polignac number, because 2120529475 - 223 = 2112140867 is a prime.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (2120529479) 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 11 ways as a sum of consecutive naturals, for example, 204670 + ... + 214780.
Almost surely, 22120529475 is an apocalyptic number.
2120529475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2120529475 is a deficient number, since it is larger than the sum of its proper divisors (509500605).
2120529475 is a wasteful number, since it uses less digits than its factorization.
2120529475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18510 (or 18505 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 37.
The square root of 2120529475 is about 46049.2071050089. The cubic root of 2120529475 is about 1284.7385954058.
Adding to 2120529475 its reverse (5749250212), we get a palindrome (7869779687).
The spelling of 2120529475 in words is "two billion, one hundred twenty million, five hundred twenty-nine thousand, four hundred seventy-five".
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