Base | Representation |
---|---|
bin | 100110001110100… |
… | …100000110111101 |
3 | 1122200211001201102 |
4 | 212032210012331 |
5 | 2303141232000 |
6 | 143350222445 |
7 | 21615255161 |
oct | 4616440675 |
9 | 1580731642 |
10 | 641352125 |
11 | 2aa032387 |
12 | 15a954a25 |
13 | a2b469cb |
14 | 6126cca1 |
15 | 3b48a3d5 |
hex | 263a41bd |
641352125 has 64 divisors (see below), whose sum is σ = 898560000. Its totient is φ = 454766400.
The previous prime is 641352097. The next prime is 641352133. The reversal of 641352125 is 521253146.
641352125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 641352125 - 28 = 641351869 is a prime.
It is a super-2 number, since 2×6413521252 = 822665096484031250, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3222776 + ... + 3222974.
It is an arithmetic number, because the mean of its divisors is an integer number (14040000).
Almost surely, 2641352125 is an apocalyptic number.
It is an amenable number.
641352125 is a deficient number, since it is larger than the sum of its proper divisors (257207875).
641352125 is a wasteful number, since it uses less digits than its factorization.
641352125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 315 (or 305 counting only the distinct ones).
The product of its digits is 7200, while the sum is 29.
The square root of 641352125 is about 25324.9308982275. The cubic root of 641352125 is about 862.3803376663.
The spelling of 641352125 in words is "six hundred forty-one million, three hundred fifty-two thousand, one hundred twenty-five".
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