Base | Representation |
---|---|
bin | 1010001111111… |
… | …0011101010000 |
3 | 2222212212202000 |
4 | 2203332131100 |
5 | 42001012141 |
6 | 4133154000 |
7 | 1031240364 |
oct | 243763520 |
9 | 88785660 |
10 | 42985296 |
11 | 2229a542 |
12 | 1248b900 |
13 | 8ba05b3 |
14 | 59cd2a4 |
15 | 3b915b6 |
hex | 28fe750 |
42985296 has 80 divisors (see below), whose sum is σ = 129902400. Its totient is φ = 13571712.
The previous prime is 42985291. The next prime is 42985303. The reversal of 42985296 is 69258924.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42985291) 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, 5590 + ... + 10826.
It is an arithmetic number, because the mean of its divisors is an integer number (1623780).
Almost surely, 242985296 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 42985296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64951200).
42985296 is an abundant number, since it is smaller than the sum of its proper divisors (86917104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42985296 is a wasteful number, since it uses less digits than its factorization.
42985296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5273 (or 5261 counting only the distinct ones).
The product of its digits is 311040, while the sum is 45.
The square root of 42985296 is about 6556.3172589496. The cubic root of 42985296 is about 350.2998681798.
The spelling of 42985296 in words is "forty-two million, nine hundred eighty-five thousand, two hundred ninety-six".
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