Base | Representation |
---|---|
bin | 11100011011001100… |
… | …110011111001100011 |
3 | 2220210001212020200110 |
4 | 130123030303321203 |
5 | 1000001401123321 |
6 | 22004325222403 |
7 | 2130225122160 |
oct | 343314637143 |
9 | 86701766613 |
10 | 30521114211 |
11 | 11a42411935 |
12 | 5ab9561a03 |
13 | 2b553307c3 |
14 | 1697739067 |
15 | bd9763176 |
hex | 71b333e63 |
30521114211 has 16 divisors (see below), whose sum is σ = 46656963584. Its totient is φ = 17384912064.
The previous prime is 30521114207. The next prime is 30521114213. The reversal of 30521114211 is 11241112503.
It is not a de Polignac number, because 30521114211 - 22 = 30521114207 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (30521114213) 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, 2315131 + ... + 2328276.
It is an arithmetic number, because the mean of its divisors is an integer number (2916060224).
Almost surely, 230521114211 is an apocalyptic number.
30521114211 is a deficient number, since it is larger than the sum of its proper divisors (16135849373).
30521114211 is a wasteful number, since it uses less digits than its factorization.
30521114211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4643730.
The product of its (nonzero) digits is 240, while the sum is 21.
Adding to 30521114211 its reverse (11241112503), we get a palindrome (41762226714).
The spelling of 30521114211 in words is "thirty billion, five hundred twenty-one million, one hundred fourteen thousand, two hundred eleven".
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