Base | Representation |
---|---|
bin | 11101111101011010011… |
… | …11101001100100000000 |
3 | 10122102001220202102002120 |
4 | 32332231033221210000 |
5 | 113331204324311022 |
6 | 2104522422444240 |
7 | 134241404312463 |
oct | 16765517514400 |
9 | 3572056672076 |
10 | 1029403744512 |
11 | 3676276393a0 |
12 | 147609293680 |
13 | 760c2c76530 |
14 | 37b756012da |
15 | 1bb9cd61d5c |
hex | efad3e9900 |
1029403744512 has 1152 divisors, whose sum is σ = 3589957324800. Its totient is φ = 256927334400.
The previous prime is 1029403744507. The next prime is 1029403744513. The reversal of 1029403744512 is 2154473049201.
It is not an unprimeable number, because it can be changed into a prime (1029403744513) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4271384712 + ... + 4271384952.
It is an arithmetic number, because the mean of its divisors is an integer number (3116282400).
Almost surely, 21029403744512 is an apocalyptic number.
1029403744512 is a gapful number since it is divisible by the number (12) 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 1029403744512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1794978662400).
1029403744512 is an abundant number, since it is smaller than the sum of its proper divisors (2560553580288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1029403744512 is a wasteful number, since it uses less digits than its factorization.
1029403744512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415 (or 401 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 42.
The spelling of 1029403744512 in words is "one trillion, twenty-nine billion, four hundred three million, seven hundred forty-four thousand, five hundred twelve".
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