Base | Representation |
---|---|
bin | 1011000111001011101000 |
3 | 12110222212220 |
4 | 23013023220 |
5 | 1221204000 |
6 | 142234040 |
7 | 33521466 |
oct | 13071350 |
9 | 5428786 |
10 | 2913000 |
11 | 170a642 |
12 | b85920 |
13 | 7acb8c |
14 | 55b836 |
15 | 3c81a0 |
hex | 2c72e8 |
2913000 has 64 divisors (see below), whose sum is σ = 9097920. Its totient is φ = 776000.
The previous prime is 2912989. The next prime is 2913011. The reversal of 2913000 is 3192.
2913000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2912989) and next prime (2913011).
It is a Harshad number since it is a multiple of its sum of digits (15).
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 15 ways as a sum of consecutive naturals, for example, 2515 + ... + 3485.
It is an arithmetic number, because the mean of its divisors is an integer number (142155).
22913000 is an apocalyptic number.
2913000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2913000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4548960).
2913000 is an abundant number, since it is smaller than the sum of its proper divisors (6184920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2913000 is a wasteful number, since it uses less digits than its factorization.
2913000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 995 (or 981 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 2913000 is about 1706.7512999849. The cubic root of 2913000 is about 142.8170840062.
Adding to 2913000 its reverse (3192), we get a palindrome (2916192).
The spelling of 2913000 in words is "two million, nine hundred thirteen thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •