Base | Representation |
---|---|
bin | 111000110110111111… |
… | …001010111000000110 |
3 | 12211120211020120102202 |
4 | 320312333022320012 |
5 | 2000013312241210 |
6 | 44014045434502 |
7 | 4260633021230 |
oct | 706677127006 |
9 | 184524216382 |
10 | 61052071430 |
11 | 2398a336989 |
12 | b9ba26ba32 |
13 | 59ac6c956c |
14 | 2d524b7250 |
15 | 18c4cbc9a5 |
hex | e36fcae06 |
61052071430 has 128 divisors (see below), whose sum is σ = 130095673344. Its totient is φ = 20197900800.
The previous prime is 61052071427. The next prime is 61052071441. The reversal of 61052071430 is 3417025016.
It is a junction number, because it is equal to n+sod(n) for n = 61052071393 and 61052071402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83977727 + ... + 83978453.
It is an arithmetic number, because the mean of its divisors is an integer number (1016372448).
Almost surely, 261052071430 is an apocalyptic number.
61052071430 is an abundant number, since it is smaller than the sum of its proper divisors (69043601914).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61052071430 is a wasteful number, since it uses less digits than its factorization.
61052071430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1150.
The product of its (nonzero) digits is 5040, while the sum is 29.
Adding to 61052071430 its reverse (3417025016), we get a palindrome (64469096446).
The spelling of 61052071430 in words is "sixty-one billion, fifty-two million, seventy-one thousand, four hundred thirty".
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