Base | Representation |
---|---|
bin | 11101110101001110100… |
… | …00100101011101001011 |
3 | 10121222201121001201000120 |
4 | 32322213100211131023 |
5 | 113243204114443433 |
6 | 2102514330234323 |
7 | 134024443204251 |
oct | 16724720453513 |
9 | 3558647051016 |
10 | 1025008359243 |
11 | 365781551390 |
12 | 1467a12859a3 |
13 | 7587246ab4b |
14 | 378799685d1 |
15 | 1b9e203a7b3 |
hex | eea742574b |
1025008359243 has 8 divisors (see below), whose sum is σ = 1490921249856. Its totient is φ = 621217187400.
The previous prime is 1025008359233. The next prime is 1025008359247. The reversal of 1025008359243 is 3429538005201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1025008359243 - 228 = 1024739923787 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1025008359195 and 1025008359204.
It is not an unprimeable number, because it can be changed into a prime (1025008359247) 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, 15530429653 + ... + 15530429718.
It is an arithmetic number, because the mean of its divisors is an integer number (186365156232).
Almost surely, 21025008359243 is an apocalyptic number.
1025008359243 is a deficient number, since it is larger than the sum of its proper divisors (465912890613).
1025008359243 is a wasteful number, since it uses less digits than its factorization.
1025008359243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31060859385.
The product of its (nonzero) digits is 259200, while the sum is 42.
The spelling of 1025008359243 in words is "one trillion, twenty-five billion, eight million, three hundred fifty-nine thousand, two hundred forty-three".
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