Base | Representation |
---|---|
bin | 10101111010000110010… |
… | …00000011011010001001 |
3 | 2122221222010101110100210 |
4 | 22331003020003122021 |
5 | 44313110314231020 |
6 | 1333450111351333 |
7 | 105245506564611 |
oct | 12750310033211 |
9 | 2587863343323 |
10 | 752745461385 |
11 | 2702682094a5 |
12 | 101a78b22549 |
13 | 55ca2c4ca18 |
14 | 2860c4dda41 |
15 | 148a99b23e0 |
hex | af43203689 |
752745461385 has 32 divisors (see below), whose sum is σ = 1213473346560. Its totient is φ = 398447985600.
The previous prime is 752745461383. The next prime is 752745461393. The reversal of 752745461385 is 583164547257.
It is a happy number.
It is not a de Polignac number, because 752745461385 - 21 = 752745461383 is a prime.
It is a super-2 number, since 2×7527454613852 (a number of 25 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (752745461383) 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 31 ways as a sum of consecutive naturals, for example, 804990 + ... + 1467480.
It is an arithmetic number, because the mean of its divisors is an integer number (37921042080).
Almost surely, 2752745461385 is an apocalyptic number.
It is an amenable number.
752745461385 is a deficient number, since it is larger than the sum of its proper divisors (460727885175).
752745461385 is a wasteful number, since it uses less digits than its factorization.
752745461385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 663069.
The product of its digits is 28224000, while the sum is 57.
The spelling of 752745461385 in words is "seven hundred fifty-two billion, seven hundred forty-five million, four hundred sixty-one thousand, three hundred eighty-five".
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