Base | Representation |
---|---|
bin | 10010100010011… |
… | …111101001011101 |
3 | 210200021002021000 |
4 | 102202133221131 |
5 | 1114111014123 |
6 | 50510300513 |
7 | 10464506016 |
oct | 2242375135 |
9 | 720232230 |
10 | 311032413 |
11 | 14a62a28a |
12 | 881b7739 |
13 | 4c591563 |
14 | 2d44600d |
15 | 1c48cb43 |
hex | 1289fa5d |
311032413 has 16 divisors (see below), whose sum is σ = 485041600. Its totient is φ = 196441200.
The previous prime is 311032361. The next prime is 311032433. The reversal of 311032413 is 314230113.
It is not a de Polignac number, because 311032413 - 26 = 311032349 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311032433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302638 + ... + 303663.
It is an arithmetic number, because the mean of its divisors is an integer number (30315100).
Almost surely, 2311032413 is an apocalyptic number.
It is an amenable number.
311032413 is a deficient number, since it is larger than the sum of its proper divisors (174009187).
311032413 is a wasteful number, since it uses less digits than its factorization.
311032413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606329 (or 606323 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 311032413 is about 17636.1110509092. Note that the first 3 decimals coincide. The cubic root of 311032413 is about 677.5404317678.
Adding to 311032413 its reverse (314230113), we get a palindrome (625262526).
The spelling of 311032413 in words is "three hundred eleven million, thirty-two thousand, four hundred thirteen".
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