Base | Representation |
---|---|
bin | 101001111000000… |
… | …1110110001000101 |
3 | 10121221001010121201 |
4 | 1103300032301011 |
5 | 10334204333300 |
6 | 351233142501 |
7 | 46551412003 |
oct | 12360166105 |
9 | 3557033551 |
10 | 1405152325 |
11 | 661198815 |
12 | 3326baa31 |
13 | 1951639a5 |
14 | d4893a73 |
15 | 8356166a |
hex | 53c0ec45 |
1405152325 has 6 divisors (see below), whose sum is σ = 1742388914. Its totient is φ = 1124121840.
The previous prime is 1405152313. The next prime is 1405152349. The reversal of 1405152325 is 5232515041.
It can be written as a sum of positive squares in 3 ways, for example, as 110376036 + 1294776289 = 10506^2 + 35983^2 .
It is not a de Polignac number, because 1405152325 - 213 = 1405144133 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1405152293 and 1405152302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28103022 + ... + 28103071.
Almost surely, 21405152325 is an apocalyptic number.
It is an amenable number.
1405152325 is a deficient number, since it is larger than the sum of its proper divisors (337236589).
1405152325 is an equidigital number, since it uses as much as digits as its factorization.
1405152325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56206103 (or 56206098 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 28.
The square root of 1405152325 is about 37485.3614761816. The cubic root of 1405152325 is about 1120.0596069998.
Adding to 1405152325 its reverse (5232515041), we get a palindrome (6637667366).
The spelling of 1405152325 in words is "one billion, four hundred five million, one hundred fifty-two thousand, three hundred twenty-five".
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