Base | Representation |
---|---|
bin | 10111001110001101000110… |
… | …100111111011000000101110 |
3 | 111101121122111210001212110002 |
4 | 113032031012213323000232 |
5 | 101341304210310431110 |
6 | 1001114233044344302 |
7 | 30340510435023344 |
oct | 2716150647730056 |
9 | 441548453055402 |
10 | 102131212202030 |
11 | 2a5a6670807450 |
12 | b5558683a5092 |
13 | 44cac1675923b |
14 | 1b31269b55994 |
15 | bc1a01c5baa5 |
hex | 5ce3469fb02e |
102131212202030 has 64 divisors (see below), whose sum is σ = 202587603199488. Its totient is φ = 36761349951360.
The previous prime is 102131212202021. The next prime is 102131212202051. The reversal of 102131212202030 is 30202212131201.
It is a super-2 number, since 2×1021312122020302 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102131212201993 and 102131212202011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22914092 + ... + 27005888.
It is an arithmetic number, because the mean of its divisors is an integer number (3165431299992).
Almost surely, 2102131212202030 is an apocalyptic number.
102131212202030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102131212202030 is a deficient number, since it is larger than the sum of its proper divisors (100456390997458).
102131212202030 is a wasteful number, since it uses less digits than its factorization.
102131212202030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4094121.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 102131212202030 its reverse (30202212131201), we get a palindrome (132333424333231).
The spelling of 102131212202030 in words is "one hundred two trillion, one hundred thirty-one billion, two hundred twelve million, two hundred two thousand, thirty".
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