Base | Representation |
---|---|
bin | 11111010000100111101… |
… | …01111111110101101101 |
3 | 10210200101010010102100100 |
4 | 33220103311333311231 |
5 | 120044201113334341 |
6 | 2141231221221313 |
7 | 140412400464201 |
oct | 17502365776555 |
9 | 3720333112310 |
10 | 1074074746221 |
11 | 384570214124 |
12 | 1541b5561839 |
13 | 7a391975819 |
14 | 39db22acb01 |
15 | 1ce149643b6 |
hex | fa13d7fd6d |
1074074746221 has 12 divisors (see below), whose sum is σ = 1551759477372. Its totient is φ = 715902979776.
The previous prime is 1074074746211. The next prime is 1074074746343. The reversal of 1074074746221 is 1226474704701.
1074074746221 is a `hidden beast` number, since 10 + 7 + 4 + 0 + 7 + 4 + 7 + 4 + 622 + 1 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 637139204100 + 436935542121 = 798210^2 + 661011^2 .
It is not a de Polignac number, because 1074074746221 - 27 = 1074074746093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1074074746211) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12191256 + ... + 12279041.
It is an arithmetic number, because the mean of its divisors is an integer number (129313289781).
Almost surely, 21074074746221 is an apocalyptic number.
It is an amenable number.
1074074746221 is a deficient number, since it is larger than the sum of its proper divisors (477684731151).
1074074746221 is a wasteful number, since it uses less digits than its factorization.
1074074746221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24475180 (or 24475177 counting only the distinct ones).
The product of its (nonzero) digits is 526848, while the sum is 45.
The spelling of 1074074746221 in words is "one trillion, seventy-four billion, seventy-four million, seven hundred forty-six thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •