Base | Representation |
---|---|
bin | 10100000101010101100… |
… | …110011110110100100000 |
3 | 11212221022222111100011000 |
4 | 110011111212132310200 |
5 | 140102441341344323 |
6 | 2534004011152000 |
7 | 201465450664302 |
oct | 24052546366440 |
9 | 4787288440130 |
10 | 1380120653088 |
11 | 492340146771 |
12 | 1a3587745600 |
13 | a01b62244c8 |
14 | 4ab2636d972 |
15 | 25d77cc7e43 |
hex | 1415599ed20 |
1380120653088 has 96 divisors (see below), whose sum is σ = 4031299480320. Its totient is φ = 459360495360.
The previous prime is 1380120653069. The next prime is 1380120653089. The reversal of 1380120653088 is 8803560210831.
1380120653088 is a `hidden beast` number, since 1 + 38 + 0 + 1 + 2 + 0 + 6 + 530 + 88 = 666.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (1380120653089) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594808 + ... + 1764663.
It is an arithmetic number, because the mean of its divisors is an integer number (41992702920).
Almost surely, 21380120653088 is an apocalyptic number.
1380120653088 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1380120653088 is an abundant number, since it is smaller than the sum of its proper divisors (2651178827232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1380120653088 is a wasteful number, since it uses less digits than its factorization.
1380120653088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2360167 (or 2360153 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 45.
The spelling of 1380120653088 in words is "one trillion, three hundred eighty billion, one hundred twenty million, six hundred fifty-three thousand, eighty-eight".
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