Base | Representation |
---|---|
bin | 1011110000001101110110 |
3 | 12210112110000 |
4 | 23300031312 |
5 | 1242043303 |
6 | 150012130 |
7 | 35121510 |
oct | 13601566 |
9 | 5715400 |
10 | 3081078 |
11 | 1814950 |
12 | 1047046 |
13 | 83b530 |
14 | 5a2bb0 |
15 | 40cda3 |
hex | 2f0376 |
3081078 has 160 divisors (see below), whose sum is σ = 9757440. Its totient is φ = 699840.
The previous prime is 3081073. The next prime is 3081083. The reversal of 3081078 is 8701803.
It is an interprime number because it is at equal distance from previous prime (3081073) and next prime (3081083).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3081073) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 162153 + ... + 162171.
It is an arithmetic number, because the mean of its divisors is an integer number (60984).
Almost surely, 23081078 is an apocalyptic number.
3081078 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 3081078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4878720).
3081078 is an abundant number, since it is smaller than the sum of its proper divisors (6676362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3081078 is a wasteful number, since it uses less digits than its factorization.
3081078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64 (or 55 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 3081078 is about 1755.2999743634. The cubic root of 3081078 is about 145.5126994973.
The spelling of 3081078 in words is "three million, eighty-one thousand, seventy-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •