Base | Representation |
---|---|
bin | 11110000000011011100… |
… | …01000111101001000000 |
3 | 10122120020202220210000022 |
4 | 33000031301013221000 |
5 | 113343013410144300 |
6 | 2105351231513012 |
7 | 134326500005456 |
oct | 17001561075100 |
9 | 3576222823008 |
10 | 1031023131200 |
11 | 3682887515a7 |
12 | 14799b688768 |
13 | 762c06094ca |
14 | 37c8a7009d6 |
15 | 1bc450e0285 |
hex | f00dc47a40 |
1031023131200 has 84 divisors (see below), whose sum is σ = 2543586723840. Its totient is φ = 411332221440.
The previous prime is 1031023131191. The next prime is 1031023131227. The reversal of 1031023131200 is 21313201301.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228440 + ... + 1454039.
Almost surely, 21031023131200 is an apocalyptic number.
1031023131200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1031023131200 is an abundant number, since it is smaller than the sum of its proper divisors (1512563592640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031023131200 is a wasteful number, since it uses less digits than its factorization.
1031023131200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1682884 (or 1682869 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 1031023131200 its reverse (21313201301), we get a palindrome (1052336332501).
The spelling of 1031023131200 in words is "one trillion, thirty-one billion, twenty-three million, one hundred thirty-one thousand, two hundred".
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