Base | Representation |
---|---|
bin | 10010101010000… |
… | …000100010100000 |
3 | 210210222011020000 |
4 | 102222000202200 |
5 | 1120112032034 |
6 | 51020420000 |
7 | 10520321460 |
oct | 2252004240 |
9 | 723864200 |
10 | 313002144 |
11 | 150755164 |
12 | 889a7600 |
13 | 4cb00c90 |
14 | 2d7d9ba0 |
15 | 1c72b599 |
hex | 12a808a0 |
313002144 has 240 divisors, whose sum is σ = 1133814528. Its totient is φ = 82487808.
The previous prime is 313002121. The next prime is 313002169. The reversal of 313002144 is 441200313.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 235209 + ... + 236535.
Almost surely, 2313002144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 313002144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566907264).
313002144 is an abundant number, since it is smaller than the sum of its proper divisors (820812384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313002144 is a wasteful number, since it uses less digits than its factorization.
313002144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1369 (or 1352 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 313002144 is about 17691.8666058729. The cubic root of 313002144 is about 678.9676839101.
Adding to 313002144 its reverse (441200313), we get a palindrome (754202457).
The spelling of 313002144 in words is "three hundred thirteen million, two thousand, one hundred forty-four".
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