Base | Representation |
---|---|
bin | 11101110101011001111… |
… | …10111111111100001111 |
3 | 10121222222021210201020001 |
4 | 32322230332333330033 |
5 | 113243403212144211 |
6 | 2102532041105131 |
7 | 134030020510561 |
oct | 16725476777417 |
9 | 3558867721201 |
10 | 1025104412431 |
11 | 365820797590 |
12 | 1468094881a7 |
13 | 7588932c058 |
14 | 3788860d331 |
15 | 1b9ea6b0ac1 |
hex | eeacfbff0f |
1025104412431 has 4 divisors (see below), whose sum is σ = 1118295722664. Its totient is φ = 931913102200.
The previous prime is 1025104412417. The next prime is 1025104412467. The reversal of 1025104412431 is 1342144015201.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1025104412431 - 223 = 1025096023823 is a prime.
It is a super-2 number, since 2×10251044124312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1025104412431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1025104412831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46595655100 + ... + 46595655121.
It is an arithmetic number, because the mean of its divisors is an integer number (279573930666).
Almost surely, 21025104412431 is an apocalyptic number.
1025104412431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1025104412431 is a deficient number, since it is larger than the sum of its proper divisors (93191310233).
1025104412431 is an equidigital number, since it uses as much as digits as its factorization.
1025104412431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93191310232.
The product of its (nonzero) digits is 3840, while the sum is 28.
Adding to 1025104412431 its reverse (1342144015201), we get a palindrome (2367248427632).
The spelling of 1025104412431 in words is "one trillion, twenty-five billion, one hundred four million, four hundred twelve thousand, four hundred thirty-one".
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