Base | Representation |
---|---|
bin | 10001001001101001011011… |
… | …001001001101001110001001 |
3 | 100220002000100121101021122111 |
4 | 101021221123021031032021 |
5 | 34341320104131324312 |
6 | 424231540230222321 |
7 | 21613422251613556 |
oct | 2111513311151611 |
9 | 326060317337574 |
10 | 75429744792457 |
11 | 22041636538890 |
12 | 8562958ab49a1 |
13 | 3311cc09575c3 |
14 | 148ab67985a2d |
15 | 8ac17a1278a7 |
hex | 449a5b24d389 |
75429744792457 has 16 divisors (see below), whose sum is σ = 87170904637632. Its totient is φ = 64506597675520.
The previous prime is 75429744792433. The next prime is 75429744792463.
75429744792457 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 75429744792457 - 223 = 75429736403849 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (75429744792487) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100316308 + ... + 101065429.
It is an arithmetic number, because the mean of its divisors is an integer number (5448181539852).
Almost surely, 275429744792457 is an apocalyptic number.
It is an amenable number.
75429744792457 is a deficient number, since it is larger than the sum of its proper divisors (11741159845175).
75429744792457 is a wasteful number, since it uses less digits than its factorization.
75429744792457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 201383768.
The product of its digits is 4978713600, while the sum is 76.
The spelling of 75429744792457 in words is "seventy-five trillion, four hundred twenty-nine billion, seven hundred forty-four million, seven hundred ninety-two thousand, four hundred fifty-seven".
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