Base | Representation |
---|---|
bin | 11011111000111111000010… |
… | …01000011001101110110100 |
3 | 22001011020121201010020101221 |
4 | 31330133201020121232310 |
5 | 31014324121431030412 |
6 | 334235204403200124 |
7 | 15630030411460642 |
oct | 1574374110315664 |
9 | 261136551106357 |
10 | 61331615095732 |
11 | 185a665689a693 |
12 | 6a66589976044 |
13 | 282b71482a867 |
14 | 1120674a30192 |
15 | 7155992d3b07 |
hex | 37c7e1219bb4 |
61331615095732 has 48 divisors (see below), whose sum is σ = 112948916613120. Its totient is φ = 29083451265792.
The previous prime is 61331615095703. The next prime is 61331615095733. The reversal of 61331615095732 is 23759051613316.
It is a self number, because there is not a number n which added to its sum of digits gives 61331615095732.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61331615095733) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17168358 + ... + 20430754.
It is an arithmetic number, because the mean of its divisors is an integer number (2353102429440).
Almost surely, 261331615095732 is an apocalyptic number.
It is an amenable number.
61331615095732 is a deficient number, since it is larger than the sum of its proper divisors (51617301517388).
61331615095732 is a wasteful number, since it uses less digits than its factorization.
61331615095732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3264160 (or 3264158 counting only the distinct ones).
The product of its (nonzero) digits is 3061800, while the sum is 52.
The spelling of 61331615095732 in words is "sixty-one trillion, three hundred thirty-one billion, six hundred fifteen million, ninety-five thousand, seven hundred thirty-two".
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