Base | Representation |
---|---|
bin | 11100001111111100… |
… | …101010100001100011 |
3 | 2220021220122010100120 |
4 | 130033330222201203 |
5 | 444110034112011 |
6 | 21533503051323 |
7 | 2122443366123 |
oct | 341774524143 |
9 | 86256563316 |
10 | 30332332131 |
11 | 119558a1092 |
12 | 5a662a0b43 |
13 | 2b251a352a |
14 | 167a636c83 |
15 | bc7dc2a06 |
hex | 70ff2a863 |
30332332131 has 8 divisors (see below), whose sum is σ = 40593456720. Its totient is φ = 20146381152.
The previous prime is 30332332117. The next prime is 30332332159. The reversal of 30332332131 is 13123323303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30332332131 - 217 = 30332201059 is a prime.
It is a super-2 number, since 2×303323321312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30332332111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18792460 + ... + 18794073.
It is an arithmetic number, because the mean of its divisors is an integer number (5074182090).
Almost surely, 230332332131 is an apocalyptic number.
30332332131 is a deficient number, since it is larger than the sum of its proper divisors (10261124589).
30332332131 is a wasteful number, since it uses less digits than its factorization.
30332332131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37586805.
The product of its (nonzero) digits is 2916, while the sum is 24.
Adding to 30332332131 its reverse (13123323303), we get a palindrome (43455655434).
The spelling of 30332332131 in words is "thirty billion, three hundred thirty-two million, three hundred thirty-two thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •