Base | Representation |
---|---|
bin | 1011111101101111111010… |
… | …0010111001001000010000 |
3 | 1201120122112122201010100222 |
4 | 2333123332202321020100 |
5 | 3211014340331420422 |
6 | 43551311324532212 |
7 | 2525310400355663 |
oct | 277337642711020 |
9 | 51518478633328 |
10 | 13155460420112 |
11 | 421222149933a |
12 | 15857490b1068 |
13 | 7457295a0c9a |
14 | 336a28a896da |
15 | 17c30c818842 |
hex | bf6fe8b9210 |
13155460420112 has 20 divisors (see below), whose sum is σ = 25495371882240. Its totient is φ = 6576009611808.
The previous prime is 13155460420111. The next prime is 13155460420127. The reversal of 13155460420112 is 21102406455131.
It is a happy number.
It is a super-2 number, since 2×131554604201122 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13155460420111) 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, 107474312 + ... + 107596647.
It is an arithmetic number, because the mean of its divisors is an integer number (1274768594112).
Almost surely, 213155460420112 is an apocalyptic number.
It is an amenable number.
13155460420112 is a deficient number, since it is larger than the sum of its proper divisors (12339911462128).
13155460420112 is a wasteful number, since it uses less digits than its factorization.
13155460420112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215074790 (or 215074784 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 35.
Adding to 13155460420112 its reverse (21102406455131), we get a palindrome (34257866875243).
The spelling of 13155460420112 in words is "thirteen trillion, one hundred fifty-five billion, four hundred sixty million, four hundred twenty thousand, one hundred twelve".
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