Base | Representation |
---|---|
bin | 11101001001000101101… |
… | …10101001100010001010 |
3 | 10112201120011102121010021 |
4 | 32210202312221202022 |
5 | 112401141401144320 |
6 | 2043555122011054 |
7 | 132225306453316 |
oct | 16444266514212 |
9 | 3481504377107 |
10 | 1001312131210 |
11 | 356721659556 |
12 | 1420894a6a8a |
13 | 73567090441 |
14 | 3666c804b46 |
15 | 1b0a6a50daa |
hex | e922da988a |
1001312131210 has 32 divisors (see below), whose sum is σ = 1843846260480. Its totient is φ = 391335131712.
The previous prime is 1001312131153. The next prime is 1001312131229. The reversal of 1001312131210 is 121312131001.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1538805 + ... + 2090584.
It is an arithmetic number, because the mean of its divisors is an integer number (57620195640).
Almost surely, 21001312131210 is an apocalyptic number.
1001312131210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1001312131210 is a deficient number, since it is larger than the sum of its proper divisors (842534129270).
1001312131210 is a wasteful number, since it uses less digits than its factorization.
1001312131210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3630030.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 1001312131210 its reverse (121312131001), we get a palindrome (1122624262211).
The spelling of 1001312131210 in words is "one trillion, one billion, three hundred twelve million, one hundred thirty-one thousand, two hundred ten".
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