Base | Representation |
---|---|
bin | 1111111110110101… |
… | …0110011001001010 |
3 | 102001222112120001020 |
4 | 3333231112121022 |
5 | 32241230001112 |
6 | 1545411133310 |
7 | 211212030600 |
oct | 37755263112 |
9 | 12058476036 |
10 | 4290078282 |
11 | 1901701346 |
12 | 9b88a4236 |
13 | 534a57479 |
14 | 2c9aa3870 |
15 | 1a197448c |
hex | ffb5664a |
4290078282 has 96 divisors (see below), whose sum is σ = 10909416960. Its totient is φ = 1116380160.
The previous prime is 4290078281. The next prime is 4290078311. The reversal of 4290078282 is 2828700924.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (4290078281) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 141094 + ... + 168782.
It is an arithmetic number, because the mean of its divisors is an integer number (113639760).
Almost surely, 24290078282 is an apocalyptic number.
4290078282 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 4290078282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5454708480).
4290078282 is an abundant number, since it is smaller than the sum of its proper divisors (6619338678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4290078282 is a wasteful number, since it uses less digits than its factorization.
4290078282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27756 (or 27749 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 4290078282 is about 65498.6891624558. The cubic root of 4290078282 is about 1624.8816680066.
The spelling of 4290078282 in words is "four billion, two hundred ninety million, seventy-eight thousand, two hundred eighty-two".
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