Base | Representation |
---|---|
bin | 11011111100101111… |
… | …000100011011101011 |
3 | 2212110110010000100101 |
4 | 123330233010123223 |
5 | 442430030014011 |
6 | 21441510250231 |
7 | 2111450541445 |
oct | 337457043353 |
9 | 85413100311 |
10 | 30010001131 |
11 | 117aa955030 |
12 | 5996356977 |
13 | 2aa3487326 |
14 | 16498cd495 |
15 | ba99522c1 |
hex | 6fcbc46eb |
30010001131 has 16 divisors (see below), whose sum is σ = 32845824000. Its totient is φ = 27192256000.
The previous prime is 30010001093. The next prime is 30010001149. The reversal of 30010001131 is 13110001003.
It is a cyclic number.
It is not a de Polignac number, because 30010001131 - 223 = 30001612523 is a prime.
It is a super-2 number, since 2×300100011312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30010031131) 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, 5682150 + ... + 5687428.
It is an arithmetic number, because the mean of its divisors is an integer number (2052864000).
Almost surely, 230010001131 is an apocalyptic number.
30010001131 is a deficient number, since it is larger than the sum of its proper divisors (2835822869).
30010001131 is a wasteful number, since it uses less digits than its factorization.
30010001131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6890.
The product of its (nonzero) digits is 9, while the sum is 10.
Adding to 30010001131 its reverse (13110001003), we get a palindrome (43120002134).
The spelling of 30010001131 in words is "thirty billion, ten million, one thousand, one hundred thirty-one".
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