Base | Representation |
---|---|
bin | 10000011101100000110… |
… | …010000001000001101001 |
3 | 11000010211021121020100022 |
4 | 100131200302001001221 |
5 | 122013144212413420 |
6 | 2223355520250225 |
7 | 144504123253142 |
oct | 20354062010151 |
9 | 4003737536308 |
10 | 1131200122985 |
11 | 3a6814a851a9 |
12 | 163298770975 |
13 | 828969a87ca |
14 | 3ca71074ac9 |
15 | 1e659b3bc25 |
hex | 10760c81069 |
1131200122985 has 8 divisors (see below), whose sum is σ = 1437289568136. Its totient is φ = 851727151360.
The previous prime is 1131200122973. The next prime is 1131200123057. The reversal of 1131200122985 is 5892210021311.
It can be written as a sum of positive squares in 4 ways, for example, as 507555080041 + 623645042944 = 712429^2 + 789712^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1131200122985 - 28 = 1131200122729 is a prime.
It is a super-2 number, since 2×11312001229852 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6654118286 + ... + 6654118455.
It is an arithmetic number, because the mean of its divisors is an integer number (179661196017).
Almost surely, 21131200122985 is an apocalyptic number.
It is an amenable number.
1131200122985 is a deficient number, since it is larger than the sum of its proper divisors (306089445151).
1131200122985 is a wasteful number, since it uses less digits than its factorization.
1131200122985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13308236763.
The product of its (nonzero) digits is 8640, while the sum is 35.
The spelling of 1131200122985 in words is "one trillion, one hundred thirty-one billion, two hundred million, one hundred twenty-two thousand, nine hundred eighty-five".
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