Base | Representation |
---|---|
bin | 11100100101101001… |
… | …010100000101011110 |
3 | 2221020021121120021222 |
4 | 130211221110011132 |
5 | 1000331231430423 |
6 | 22033545253342 |
7 | 2134453511540 |
oct | 344551240536 |
9 | 87207546258 |
10 | 30696358238 |
11 | 12022326307 |
12 | 5b48194252 |
13 | 2b8272a9b0 |
14 | 16b2b15690 |
15 | be9d2c3c8 |
hex | 725a5415e |
30696358238 has 32 divisors (see below), whose sum is σ = 59652848640. Its totient is φ = 11504475360.
The previous prime is 30696358237. The next prime is 30696358241. The reversal of 30696358238 is 83285369603.
It is a self number, because there is not a number n which added to its sum of digits gives 30696358238.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30696358237) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 4434998 + ... + 4441913.
It is an arithmetic number, because the mean of its divisors is an integer number (1864151520).
Almost surely, 230696358238 is an apocalyptic number.
30696358238 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
30696358238 is a deficient number, since it is larger than the sum of its proper divisors (28956490402).
30696358238 is a wasteful number, since it uses less digits than its factorization.
30696358238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8876952.
The product of its (nonzero) digits is 5598720, while the sum is 53.
The spelling of 30696358238 in words is "thirty billion, six hundred ninety-six million, three hundred fifty-eight thousand, two hundred thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •