Base | Representation |
---|---|
bin | 11010001100110101101111… |
… | …001000010101100110111111 |
3 | 120010000000202021212022000021 |
4 | 122030311233020111212333 |
5 | 110100423144230303043 |
6 | 1045024350053513011 |
7 | 33162130014251212 |
oct | 3214655710254677 |
9 | 503000667768007 |
10 | 115231542041023 |
11 | 33797471447151 |
12 | 10b1078a342767 |
13 | 4c3b39836b795 |
14 | 206534493b779 |
15 | d4c6845833ed |
hex | 68cd6f2159bf |
115231542041023 has 4 divisors (see below), whose sum is σ = 115261035656920. Its totient is φ = 115202048425128.
The previous prime is 115231542040973. The next prime is 115231542041051. The reversal of 115231542041023 is 320140245132511.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-115231542041023 is a prime.
It is a super-2 number, since 2×1152315420410232 (a number of 29 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 115231542041023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115231542021023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14746802088 + ... + 14746809901.
It is an arithmetic number, because the mean of its divisors is an integer number (28815258914230).
Almost surely, 2115231542041023 is an apocalyptic number.
115231542041023 is a deficient number, since it is larger than the sum of its proper divisors (29493615897).
115231542041023 is an equidigital number, since it uses as much as digits as its factorization.
115231542041023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29493615896.
The product of its (nonzero) digits is 28800, while the sum is 34.
Adding to 115231542041023 its reverse (320140245132511), we get a palindrome (435371787173534).
The spelling of 115231542041023 in words is "one hundred fifteen trillion, two hundred thirty-one billion, five hundred forty-two million, forty-one thousand, twenty-three".
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