Base | Representation |
---|---|
bin | 1000001000100… |
… | …00011111101100 |
3 | 11202101012010000 |
4 | 10010100133230 |
5 | 114431200004 |
6 | 10434144300 |
7 | 1455621501 |
oct | 404203754 |
9 | 152335100 |
10 | 68225004 |
11 | 35569501 |
12 | 1aa22090 |
13 | 11199933 |
14 | 90bd4a8 |
15 | 5ec9c39 |
hex | 41107ec |
68225004 has 120 divisors (see below), whose sum is σ = 187830720. Its totient is φ = 21573216.
The previous prime is 68224987. The next prime is 68225021. The reversal of 68225004 is 40052286.
It is an interprime number because it is at equal distance from previous prime (68224987) and next prime (68225021).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a zygodrome in base 13.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 821947 + ... + 822029.
It is an arithmetic number, because the mean of its divisors is an integer number (1565256).
Almost surely, 268225004 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 68225004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93915360).
68225004 is an abundant number, since it is smaller than the sum of its proper divisors (119605716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68225004 is a wasteful number, since it uses less digits than its factorization.
68225004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 201 (or 190 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 68225004 is about 8259.8428556480. The cubic root of 68225004 is about 408.6152051112.
The spelling of 68225004 in words is "sixty-eight million, two hundred twenty-five thousand, four".
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