Base | Representation |
---|---|
bin | 11111011000110001011… |
… | …00100011101001010100 |
3 | 10211002200010001111011121 |
4 | 33230120230203221110 |
5 | 120132131441443240 |
6 | 2143233354213324 |
7 | 140626011211366 |
oct | 17543054435124 |
9 | 3732603044147 |
10 | 1078451124820 |
11 | 3864065aa143 |
12 | 155017124244 |
13 | 7a90b557c64 |
14 | 3a2a95d8d36 |
15 | 1d0bdc8404a |
hex | fb18b23a54 |
1078451124820 has 48 divisors (see below), whose sum is σ = 2502227282688. Its totient is φ = 388352729600.
The previous prime is 1078451124787. The next prime is 1078451124847. The reversal of 1078451124820 is 284211548701.
1078451124820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 68946856 + ... + 68962495.
It is an arithmetic number, because the mean of its divisors is an integer number (52129735056).
Almost surely, 21078451124820 is an apocalyptic number.
1078451124820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1078451124820 is an abundant number, since it is smaller than the sum of its proper divisors (1423776157868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1078451124820 is a wasteful number, since it uses less digits than its factorization.
1078451124820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137909400 (or 137909398 counting only the distinct ones).
The product of its (nonzero) digits is 143360, while the sum is 43.
The spelling of 1078451124820 in words is "one trillion, seventy-eight billion, four hundred fifty-one million, one hundred twenty-four thousand, eight hundred twenty".
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