Base | Representation |
---|---|
bin | 111000110110110111… |
… | …101001100101110110 |
3 | 12211120200112102021000 |
4 | 320312313221211312 |
5 | 2000012311200321 |
6 | 44013535304130 |
7 | 4260610200663 |
oct | 706667514566 |
9 | 184520472230 |
10 | 61050100086 |
11 | 2398920a878 |
12 | b9b967b046 |
13 | 59ac1891a1 |
14 | 2d52122a6a |
15 | 18c4a2d826 |
hex | e36de9976 |
61050100086 has 64 divisors (see below), whose sum is σ = 143761521600. Its totient is φ = 19137742848.
The previous prime is 61050100073. The next prime is 61050100087. The reversal of 61050100086 is 68000105016.
It is a super-2 number, since 2×610501000862 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61050100087) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1157506 + ... + 1209098.
It is an arithmetic number, because the mean of its divisors is an integer number (2246273775).
Almost surely, 261050100086 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61050100086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71880760800).
61050100086 is an abundant number, since it is smaller than the sum of its proper divisors (82711421514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61050100086 is a wasteful number, since it uses less digits than its factorization.
61050100086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52910 (or 52904 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The spelling of 61050100086 in words is "sixty-one billion, fifty million, one hundred thousand, eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •