Base | Representation |
---|---|
bin | 11100001110101011… |
… | …101101010111010110 |
3 | 2220020102200221012111 |
4 | 130032223231113112 |
5 | 444034121010402 |
6 | 21531424141234 |
7 | 2122065120250 |
oct | 341653552726 |
9 | 86212627174 |
10 | 30311110102 |
11 | 11944916719 |
12 | 5a5b16781a |
13 | 2b20982b10 |
14 | 16778b0cd0 |
15 | bc60ce9d7 |
hex | 70eaed5d6 |
30311110102 has 32 divisors (see below), whose sum is σ = 56667340800. Its totient is φ = 11839415328.
The previous prime is 30311110099. The next prime is 30311110103. The reversal of 30311110102 is 20101111303.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30311110103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1039702 + ... + 1068457.
It is an arithmetic number, because the mean of its divisors is an integer number (1770854400).
Almost surely, 230311110102 is an apocalyptic number.
30311110102 is a deficient number, since it is larger than the sum of its proper divisors (26356230698).
30311110102 is a wasteful number, since it uses less digits than its factorization.
30311110102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2108260.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 30311110102 its reverse (20101111303), we get a palindrome (50412221405).
The spelling of 30311110102 in words is "thirty billion, three hundred eleven million, one hundred ten thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •