Base | Representation |
---|---|
bin | 11101111111111110110… |
… | …01101001100000000000 |
3 | 10122112121222100222210211 |
4 | 32333333121221200000 |
5 | 113342020204104113 |
6 | 2105311301403504 |
7 | 134320512156160 |
oct | 16777731514000 |
9 | 3575558328724 |
10 | 1030782097408 |
11 | 368174692318 |
12 | 147932a09594 |
13 | 762826b5c6b |
14 | 37c666ba5a0 |
15 | 1bc2dd7cb3d |
hex | efff669800 |
1030782097408 has 192 divisors, whose sum is σ = 2531321694720. Its totient is φ = 409565528064.
The previous prime is 1030782097381. The next prime is 1030782097507. The reversal of 1030782097408 is 8047902870301.
It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16297141 + ... + 16360267.
It is an arithmetic number, because the mean of its divisors is an integer number (13183967160).
Almost surely, 21030782097408 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1030782097408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1265660847360).
1030782097408 is an abundant number, since it is smaller than the sum of its proper divisors (1500539597312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030782097408 is an equidigital number, since it uses as much as digits as its factorization.
1030782097408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63240 (or 63220 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 49.
The spelling of 1030782097408 in words is "one trillion, thirty billion, seven hundred eighty-two million, ninety-seven thousand, four hundred eight".
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