Base | Representation |
---|---|
bin | 10010010000111010000… |
… | …001110100101000010000 |
3 | 11102222122100121200111110 |
4 | 102100322001310220100 |
5 | 131030423111203142 |
6 | 2400330430413320 |
7 | 156451435013505 |
oct | 22207201645020 |
9 | 4388570550443 |
10 | 1255104006672 |
11 | 44431754497a |
12 | 1832b7961240 |
13 | 91481900709 |
14 | 44a66a714ac |
15 | 229ac6cd99c |
hex | 1243a074a10 |
1255104006672 has 20 divisors (see below), whose sum is σ = 3242352017360. Its totient is φ = 418368002208.
The previous prime is 1255104006593. The next prime is 1255104006697. The reversal of 1255104006672 is 2766004015521.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 1255104006672.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13074000022 + ... + 13074000117.
It is an arithmetic number, because the mean of its divisors is an integer number (162117600868).
Almost surely, 21255104006672 is an apocalyptic number.
1255104006672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1255104006672 is an abundant number, since it is smaller than the sum of its proper divisors (1987248010688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1255104006672 is a wasteful number, since it uses less digits than its factorization.
1255104006672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26148000150 (or 26148000144 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 39.
The spelling of 1255104006672 in words is "one trillion, two hundred fifty-five billion, one hundred four million, six thousand, six hundred seventy-two".
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