Base | Representation |
---|---|
bin | 1001111110000111010011… |
… | …00111101000100110000000 |
3 | 2212122001101002111220221210 |
4 | 10333003221213220212000 |
5 | 10333211241213410000 |
6 | 114344223224050120 |
7 | 4422026441524464 |
oct | 477035147504600 |
9 | 85561332456853 |
10 | 21925432560000 |
11 | 6a935840a3552 |
12 | 2561367003940 |
13 | c30737073738 |
14 | 55b2a76724a4 |
15 | 2804e6792350 |
hex | 13f0e99e8980 |
21925432560000 has 160 divisors (see below), whose sum is σ = 72775992821400. Its totient is φ = 5846781952000.
The previous prime is 21925432559999. The next prime is 21925432560001. The reversal of 21925432560000 is 6523452912.
It is an interprime number because it is at equal distance from previous prime (21925432559999) and next prime (21925432560001).
It is a tau number, because it is divible by the number of its divisors (160).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21925432560001) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45437985 + ... + 45917984.
Almost surely, 221925432560000 is an apocalyptic number.
21925432560000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
21925432560000 is an abundant number, since it is smaller than the sum of its proper divisors (50850560261400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21925432560000 is an frugal number, since it uses more digits than its factorization.
21925432560000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91356006 (or 91355979 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 39.
The spelling of 21925432560000 in words is "twenty-one trillion, nine hundred twenty-five billion, four hundred thirty-two million, five hundred sixty thousand".
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