Base | Representation |
---|---|
bin | 11001011011111… |
… | …101111010001100 |
3 | 1002202000202020010 |
4 | 121123331322030 |
5 | 1333222334433 |
6 | 110202553220 |
7 | 13401262461 |
oct | 3133757214 |
9 | 1082022203 |
10 | 426761868 |
11 | 1a9994565 |
12 | bab08810 |
13 | 6a551720 |
14 | 4096d668 |
15 | 276ece63 |
hex | 196fde8c |
426761868 has 96 divisors (see below), whose sum is σ = 1100736000. Its totient is φ = 127885824.
The previous prime is 426761861. The next prime is 426761887. The reversal of 426761868 is 868167624.
It is not an unprimeable number, because it can be changed into a prime (426761861) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1831480 + ... + 1831712.
It is an arithmetic number, because the mean of its divisors is an integer number (11466000).
Almost surely, 2426761868 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 426761868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (550368000).
426761868 is an abundant number, since it is smaller than the sum of its proper divisors (673974132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
426761868 is a wasteful number, since it uses less digits than its factorization.
426761868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 511 (or 509 counting only the distinct ones).
The product of its digits is 774144, while the sum is 48.
The square root of 426761868 is about 20658.2155086058. The cubic root of 426761868 is about 752.8848113688.
It can be divided in two parts, 42676 and 1868, that added together give a palindrome (44544).
The spelling of 426761868 in words is "four hundred twenty-six million, seven hundred sixty-one thousand, eight hundred sixty-eight".
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