Base | Representation |
---|---|
bin | 10010100010100101110… |
… | …010000111011101100100 |
3 | 11111210122122022100100011 |
4 | 102202211302013131210 |
5 | 131333314433314040 |
6 | 2413150514500004 |
7 | 161023115513311 |
oct | 22424562073544 |
9 | 4453578270304 |
10 | 1274091698020 |
11 | 451380603479 |
12 | 186b16894604 |
13 | 931b964b83b |
14 | 45948723d08 |
15 | 2321e6363ea |
hex | 128a5c87764 |
1274091698020 has 12 divisors (see below), whose sum is σ = 2675592565884. Its totient is φ = 509636679200.
The previous prime is 1274091697997. The next prime is 1274091698093. The reversal of 1274091698020 is 208961904721.
It can be written as a sum of positive squares in 2 ways, for example, as 134061428736 + 1140030269284 = 366144^2 + 1067722^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31852292431 + ... + 31852292470.
It is an arithmetic number, because the mean of its divisors is an integer number (222966047157).
Almost surely, 21274091698020 is an apocalyptic number.
1274091698020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1274091698020 is an abundant number, since it is smaller than the sum of its proper divisors (1401500867864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1274091698020 is a wasteful number, since it uses less digits than its factorization.
1274091698020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63704584910 (or 63704584908 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 49.
The spelling of 1274091698020 in words is "one trillion, two hundred seventy-four billion, ninety-one million, six hundred ninety-eight thousand, twenty".
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