Base | Representation |
---|---|
bin | 10011110100011000001100… |
… | …11111100010001001000011 |
3 | 12201022022112201112212010200 |
4 | 21322030012133202021003 |
5 | 21203013134333111430 |
6 | 232404522243300243 |
7 | 12115430220354321 |
oct | 1172140637421103 |
9 | 181268481485120 |
10 | 43581142082115 |
11 | 12982727602540 |
12 | 4a7a39837a683 |
13 | 1b418b7b73371 |
14 | aa94a4d04d11 |
15 | 5089a395c460 |
hex | 27a3067e2243 |
43581142082115 has 96 divisors (see below), whose sum is σ = 83575896049152. Its totient is φ = 20830836096000.
The previous prime is 43581142082113. The next prime is 43581142082117. The reversal of 43581142082115 is 51128024118534.
43581142082115 is a `hidden beast` number, since 4 + 3 + 5 + 8 + 1 + 1 + 420 + 8 + 211 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (43581142082113) and next prime (43581142082117).
It is not a de Polignac number, because 43581142082115 - 21 = 43581142082113 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (43581142082113) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 462004155 + ... + 462098475.
It is an arithmetic number, because the mean of its divisors is an integer number (870582250512).
Almost surely, 243581142082115 is an apocalyptic number.
43581142082115 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
43581142082115 is a deficient number, since it is larger than the sum of its proper divisors (39994753967037).
43581142082115 is a wasteful number, since it uses less digits than its factorization.
43581142082115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107561 (or 107558 counting only the distinct ones).
The product of its (nonzero) digits is 307200, while the sum is 45.
The spelling of 43581142082115 in words is "forty-three trillion, five hundred eighty-one billion, one hundred forty-two million, eighty-two thousand, one hundred fifteen".
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