Base | Representation |
---|---|
bin | 11100001011001110… |
… | …111011110101000011 |
3 | 2220002101210121012120 |
4 | 130023032323311003 |
5 | 443424312014043 |
6 | 21521555455323 |
7 | 2120463154560 |
oct | 341316736503 |
9 | 86071717176 |
10 | 30253235523 |
11 | 11915187695 |
12 | 5a438b7543 |
13 | 2b1199b3c4 |
14 | 166dd27867 |
15 | bc0e9b983 |
hex | 70b3bbd43 |
30253235523 has 16 divisors (see below), whose sum is σ = 46105906176. Its totient is φ = 17285411520.
The previous prime is 30253235437. The next prime is 30253235527. The reversal of 30253235523 is 32553235203.
It is not a de Polignac number, because 30253235523 - 29 = 30253235011 is a prime.
It is a super-2 number, since 2×302532355232 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30253235527) 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, 91615 + ... + 262487.
It is an arithmetic number, because the mean of its divisors is an integer number (2881619136).
Almost surely, 230253235523 is an apocalyptic number.
30253235523 is a deficient number, since it is larger than the sum of its proper divisors (15852670653).
30253235523 is a wasteful number, since it uses less digits than its factorization.
30253235523 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179314.
The product of its (nonzero) digits is 81000, while the sum is 33.
The spelling of 30253235523 in words is "thirty billion, two hundred fifty-three million, two hundred thirty-five thousand, five hundred twenty-three".
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