Base | Representation |
---|---|
bin | 1101000001011000… |
… | …11110011101001110 |
3 | 200001012202121222002 |
4 | 12200230132131032 |
5 | 103304142342232 |
6 | 3113412552302 |
7 | 335146233431 |
oct | 64054363516 |
9 | 20035677862 |
10 | 6990980942 |
11 | 2a68254500 |
12 | 1431322692 |
13 | 875498a1a |
14 | 4a468d818 |
15 | 2adb36b62 |
hex | 1a0b1e74e |
6990980942 has 12 divisors (see below), whose sum is σ = 11526452448. Its totient is φ = 3177718500.
The previous prime is 6990980923. The next prime is 6990981001. The reversal of 6990980942 is 2490890996.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14443934 + ... + 14444417.
It is an arithmetic number, because the mean of its divisors is an integer number (960537704).
Almost surely, 26990980942 is an apocalyptic number.
6990980942 is a deficient number, since it is larger than the sum of its proper divisors (4535471506).
6990980942 is a wasteful number, since it uses less digits than its factorization.
6990980942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28888375 (or 28888364 counting only the distinct ones).
The product of its (nonzero) digits is 2519424, while the sum is 56.
The square root of 6990980942 is about 83612.0861000370. The cubic root of 6990980942 is about 1912.1092659949.
The spelling of 6990980942 in words is "six billion, nine hundred ninety million, nine hundred eighty thousand, nine hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •