Base | Representation |
---|---|
bin | 10010110110100010… |
… | …00011010000000010 |
3 | 222010100200201122002 |
4 | 21123101003100002 |
5 | 131212002143020 |
6 | 4352150544002 |
7 | 505545123404 |
oct | 113321032002 |
9 | 28110621562 |
10 | 10121131010 |
11 | 4324129591 |
12 | 1b65668002 |
13 | c53b1c123 |
14 | 6c0294b74 |
15 | 3e3838975 |
hex | 25b443402 |
10121131010 has 8 divisors (see below), whose sum is σ = 18218035836. Its totient is φ = 4048452400.
The previous prime is 10121131001. The next prime is 10121131039. The reversal of 10121131010 is 1013112101.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 8880612169 + 1240518841 = 94237^2 + 35221^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 10121130982 and 10121131000.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506056541 + ... + 506056560.
Almost surely, 210121131010 is an apocalyptic number.
10121131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10121131010 is a deficient number, since it is larger than the sum of its proper divisors (8096904826).
10121131010 is a wasteful number, since it uses less digits than its factorization.
10121131010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1012113108.
The product of its (nonzero) digits is 6, while the sum is 11.
Adding to 10121131010 its reverse (1013112101), we get a palindrome (11134243111).
The spelling of 10121131010 in words is "ten billion, one hundred twenty-one million, one hundred thirty-one thousand, ten".
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