Base | Representation |
---|---|
bin | 111000110110110111… |
… | …010011101111000000 |
3 | 12211120200100212110020 |
4 | 320312313103233000 |
5 | 2000012300314220 |
6 | 44013533333440 |
7 | 4260606345660 |
oct | 706667235700 |
9 | 184520325406 |
10 | 61050010560 |
11 | 23989159590 |
12 | b9b9637280 |
13 | 59ac157506 |
14 | 2d520dc1a0 |
15 | 18c4a12040 |
hex | e36dd3bc0 |
61050010560 has 448 divisors, whose sum is σ = 243912176640. Its totient is φ = 12567674880.
The previous prime is 61050010543. The next prime is 61050010561. The reversal of 61050010560 is 6501005016.
It is a tau number, because it is divible by the number of its divisors (448).
It is a super-2 number, since 2×610500105602 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 61050010560.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61050010561) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8053492 + ... + 8061068.
Almost surely, 261050010560 is an apocalyptic number.
61050010560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61050010560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121956088320).
61050010560 is an abundant number, since it is smaller than the sum of its proper divisors (182862166080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61050010560 is a wasteful number, since it uses less digits than its factorization.
61050010560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7724 (or 7714 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 24.
Adding to 61050010560 its reverse (6501005016), we get a palindrome (67551015576).
The spelling of 61050010560 in words is "sixty-one billion, fifty million, ten thousand, five hundred sixty".
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