Base | Representation |
---|---|
bin | 111000111111111010… |
… | …101011000111100010 |
3 | 12211222021011000202000 |
4 | 320333322223013202 |
5 | 2000320140401324 |
6 | 44041000504430 |
7 | 4264432314342 |
oct | 707772530742 |
9 | 184867130660 |
10 | 61201887714 |
11 | 23a569630a0 |
12 | ba4047b116 |
13 | 5a04762956 |
14 | 2d68354d22 |
15 | 18d30129c9 |
hex | e3feab1e2 |
61201887714 has 128 divisors (see below), whose sum is σ = 157410812160. Its totient is φ = 17420083200.
The previous prime is 61201887661. The next prime is 61201887787. The reversal of 61201887714 is 41778810216.
61201887714 is a `hidden beast` number, since 612 + 0 + 18 + 8 + 7 + 7 + 14 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 61201887714.
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, 5255242 + ... + 5266874.
It is an arithmetic number, because the mean of its divisors is an integer number (1229771970).
Almost surely, 261201887714 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61201887714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78705406080).
61201887714 is an abundant number, since it is smaller than the sum of its proper divisors (96208924446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61201887714 is a wasteful number, since it uses less digits than its factorization.
61201887714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12193 (or 12187 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 45.
The spelling of 61201887714 in words is "sixty-one billion, two hundred one million, eight hundred eighty-seven thousand, seven hundred fourteen".
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