Base | Representation |
---|---|
bin | 1011000000100100110100… |
… | …1001010101100001101111 |
3 | 1120212011212021002120012202 |
4 | 2300021031021111201233 |
5 | 3041310020101230411 |
6 | 41424422555452115 |
7 | 2356344044334260 |
oct | 260111511254157 |
9 | 46764767076182 |
10 | 12104512133231 |
11 | 3947549598431 |
12 | 1435b2875703b |
13 | 69a5b1c6363b |
14 | 2dbc0bdc6967 |
15 | 15eced34383b |
hex | b024d25586f |
12104512133231 has 8 divisors (see below), whose sum is σ = 13836107990304. Its totient is φ = 10373511235680.
The previous prime is 12104512133227. The next prime is 12104512133237. The reversal of 12104512133231 is 13233121540121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12104512133231 - 22 = 12104512133227 is a prime.
It is a super-2 number, since 2×121045121332312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12104512133194 and 12104512133203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12104512133237) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148696280 + ... + 148777661.
It is an arithmetic number, because the mean of its divisors is an integer number (1729513498788).
Almost surely, 212104512133231 is an apocalyptic number.
12104512133231 is a deficient number, since it is larger than the sum of its proper divisors (1731595857073).
12104512133231 is an equidigital number, since it uses as much as digits as its factorization.
12104512133231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 297479761.
The product of its (nonzero) digits is 4320, while the sum is 29.
Adding to 12104512133231 its reverse (13233121540121), we get a palindrome (25337633673352).
The spelling of 12104512133231 in words is "twelve trillion, one hundred four billion, five hundred twelve million, one hundred thirty-three thousand, two hundred thirty-one".
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