Base | Representation |
---|---|
bin | 110011010101100111011… |
… | …0001111001111000000000 |
3 | 220222112021012211112020220 |
4 | 1212223032301321320000 |
5 | 1411100242201114030 |
6 | 23001220422503040 |
7 | 1325523303043626 |
oct | 146531661717000 |
9 | 26875235745226 |
10 | 7055805488640 |
11 | 2280394287997 |
12 | 95b566b94a80 |
13 | 3c248a07c11c |
14 | 1a57079c1516 |
15 | c380eaa8a10 |
hex | 66acec79e00 |
7055805488640 has 160 divisors (see below), whose sum is σ = 23537247376896. Its totient is φ = 1799741644800.
The previous prime is 7055805488561. The next prime is 7055805488653. The reversal of 7055805488640 is 468845085507.
It is a tau number, because it is divible by the number of its divisors (160).
It is a Harshad number since it is a multiple of its sum of digits (60).
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, 19795636 + ... + 20148915.
Almost surely, 27055805488640 is an apocalyptic number.
It is an amenable number.
7055805488640 is an abundant number, since it is smaller than the sum of its proper divisors (16481441888256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7055805488640 is a wasteful number, since it uses less digits than its factorization.
7055805488640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39944600 (or 39944584 counting only the distinct ones).
The product of its (nonzero) digits is 43008000, while the sum is 60.
The spelling of 7055805488640 in words is "seven trillion, fifty-five billion, eight hundred five million, four hundred eighty-eight thousand, six hundred forty".
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