Base | Representation |
---|---|
bin | 11000100011001111… |
… | …011110010000010100 |
3 | 2112001010222201110012 |
4 | 120203033132100110 |
5 | 412441412444140 |
6 | 20035441015352 |
7 | 1622152222250 |
oct | 304317362024 |
9 | 75033881405 |
10 | 26361062420 |
11 | 101a8150400 |
12 | 5138324558 |
13 | 2641500bb4 |
14 | 13c1041260 |
15 | a44425265 |
hex | 6233de414 |
26361062420 has 144 divisors (see below), whose sum is σ = 69711849984. Its totient is φ = 8196249600.
The previous prime is 26361062411. The next prime is 26361062423. The reversal of 26361062420 is 2426016362.
It is a super-2 number, since 2×263610624202 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26361062423) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7841540 + ... + 7844900.
Almost surely, 226361062420 is an apocalyptic number.
26361062420 is a gapful number since it is divisible by the number (20) 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 26361062420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34855924992).
26361062420 is an abundant number, since it is smaller than the sum of its proper divisors (43350787564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26361062420 is a wasteful number, since it uses less digits than its factorization.
26361062420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3862 (or 3849 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 32.
Adding to 26361062420 its reverse (2426016362), we get a palindrome (28787078782).
The spelling of 26361062420 in words is "twenty-six billion, three hundred sixty-one million, sixty-two thousand, four hundred twenty".
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