Base | Representation |
---|---|
bin | 11100000101010101… |
… | …000000101100110001 |
3 | 2212211111101022001110 |
4 | 130011111000230301 |
5 | 443223431240131 |
6 | 21504100223533 |
7 | 2115151113420 |
oct | 340525005461 |
9 | 85744338043 |
10 | 30154165041 |
11 | 11874270560 |
12 | 5a1669aba9 |
13 | 2ac72c1a10 |
14 | 1660ad92b7 |
15 | bb742c646 |
hex | 705540b31 |
30154165041 has 32 divisors (see below), whose sum is σ = 53982286848. Its totient is φ = 14459538240.
The previous prime is 30154165009. The next prime is 30154165073. The reversal of 30154165041 is 14056145103.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30154165009) and next prime (30154165073).
It is not a de Polignac number, because 30154165041 - 25 = 30154165009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30154165091) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5017671 + ... + 5023676.
It is an arithmetic number, because the mean of its divisors is an integer number (1686946464).
Almost surely, 230154165041 is an apocalyptic number.
It is an amenable number.
30154165041 is a deficient number, since it is larger than the sum of its proper divisors (23828121807).
30154165041 is a wasteful number, since it uses less digits than its factorization.
30154165041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10041381.
The product of its (nonzero) digits is 7200, while the sum is 30.
The spelling of 30154165041 in words is "thirty billion, one hundred fifty-four million, one hundred sixty-five thousand, forty-one".
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