Base | Representation |
---|---|
bin | 10010100001011… |
… | …000110001000010 |
3 | 210122201100000000 |
4 | 102201120301002 |
5 | 1114022221312 |
6 | 50500140430 |
7 | 10462156410 |
oct | 2241306102 |
9 | 718640000 |
10 | 310742082 |
11 | 14a451142 |
12 | 88097716 |
13 | 4c4bc371 |
14 | 2d3ac2b0 |
15 | 1c431adc |
hex | 12858c42 |
310742082 has 144 divisors (see below), whose sum is σ = 850262400. Its totient is φ = 83140992.
The previous prime is 310742027. The next prime is 310742111. The reversal of 310742082 is 280247013.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1561419 + ... + 1561617.
It is an arithmetic number, because the mean of its divisors is an integer number (5904600).
Almost surely, 2310742082 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 310742082, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425131200).
310742082 is an abundant number, since it is smaller than the sum of its proper divisors (539520318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310742082 is an equidigital number, since it uses as much as digits as its factorization.
310742082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249 (or 228 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 310742082 is about 17627.8779777942. The cubic root of 310742082 is about 677.3295510356.
Adding to 310742082 its reverse (280247013), we get a palindrome (590989095).
The spelling of 310742082 in words is "three hundred ten million, seven hundred forty-two thousand, eighty-two".
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