Base | Representation |
---|---|
bin | 11111010101010000000… |
… | …000111000101111101001 |
3 | 21121211120201001212021012 |
4 | 133111100000320233221 |
5 | 240234042440300001 |
6 | 4325044035553305 |
7 | 311362226512412 |
oct | 37252000705751 |
9 | 7554521055235 |
10 | 2153121025001 |
11 | 760151761241 |
12 | 2a9357a5b835 |
13 | 1280665c068b |
14 | 762d694c809 |
15 | 3b01aaaa2bb |
hex | 1f550038be9 |
2153121025001 has 8 divisors (see below), whose sum is σ = 2180433638400. Its totient is φ = 2125809859680.
The previous prime is 2153121024973. The next prime is 2153121025037. The reversal of 2153121025001 is 1005201213512.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2153121025001 - 26 = 2153121024937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2153121025801) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2805221 + ... + 3489341.
It is an arithmetic number, because the mean of its divisors is an integer number (272554204800).
Almost surely, 22153121025001 is an apocalyptic number.
It is an amenable number.
2153121025001 is a deficient number, since it is larger than the sum of its proper divisors (27312613399).
2153121025001 is an equidigital number, since it uses as much as digits as its factorization.
2153121025001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 724039.
The product of its (nonzero) digits is 600, while the sum is 23.
Adding to 2153121025001 its reverse (1005201213512), we get a palindrome (3158322238513).
The spelling of 2153121025001 in words is "two trillion, one hundred fifty-three billion, one hundred twenty-one million, twenty-five thousand, one".
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