Base | Representation |
---|---|
bin | 100111000101001… |
… | …1100010101000101 |
3 | 10101101120000011221 |
4 | 1032022130111011 |
5 | 10141202012300 |
6 | 334043000341 |
7 | 44332243642 |
oct | 11612342505 |
9 | 3341500157 |
10 | 1311360325 |
11 | 613257470 |
12 | 3072090b1 |
13 | 17b8b4a72 |
14 | c623adc9 |
15 | 7a1d631a |
hex | 4e29c545 |
1311360325 has 12 divisors (see below), whose sum is σ = 1773913248. Its totient is φ = 953716400.
The previous prime is 1311360307. The next prime is 1311360353. The reversal of 1311360325 is 5230631131.
It is not a de Polignac number, because 1311360325 - 29 = 1311359813 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1311360325.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2384017 + ... + 2384566.
It is an arithmetic number, because the mean of its divisors is an integer number (147826104).
Almost surely, 21311360325 is an apocalyptic number.
It is an amenable number.
1311360325 is a deficient number, since it is larger than the sum of its proper divisors (462552923).
1311360325 is a wasteful number, since it uses less digits than its factorization.
1311360325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4768604 (or 4768599 counting only the distinct ones).
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 1311360325 is about 36212.7094401952. The cubic root of 1311360325 is about 1094.5627898075.
Adding to 1311360325 its reverse (5230631131), we get a palindrome (6541991456).
The spelling of 1311360325 in words is "one billion, three hundred eleven million, three hundred sixty thousand, three hundred twenty-five".
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