Base | Representation |
---|---|
bin | 11001000101001001… |
… | …111100001011001010 |
3 | 2120111210121122110110 |
4 | 121011021330023022 |
5 | 420123042144300 |
6 | 20212124055150 |
7 | 1642231353501 |
oct | 310511741312 |
9 | 76453548413 |
10 | 26930037450 |
11 | 1046a3387a8 |
12 | 52769944b6 |
13 | 2702356104 |
14 | 143682d838 |
15 | a79365550 |
hex | 64527c2ca |
26930037450 has 192 divisors, whose sum is σ = 73566005760. Its totient is φ = 6491197440.
The previous prime is 26930037437. The next prime is 26930037473. The reversal of 26930037450 is 5473003962.
It is a junction number, because it is equal to n+sod(n) for n = 26930037399 and 26930037408.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7451844 + ... + 7455456.
It is an arithmetic number, because the mean of its divisors is an integer number (383156280).
Almost surely, 226930037450 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26930037450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36783002880).
26930037450 is an abundant number, since it is smaller than the sum of its proper divisors (46635968310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26930037450 is a wasteful number, since it uses less digits than its factorization.
26930037450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3761 (or 3756 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 39.
The spelling of 26930037450 in words is "twenty-six billion, nine hundred thirty million, thirty-seven thousand, four hundred fifty".
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