Base | Representation |
---|---|
bin | 11100000011000001… |
… | …101011111111010100 |
3 | 2212201210201012101012 |
4 | 130003001223333110 |
5 | 443134034420134 |
6 | 21500200351352 |
7 | 2114201623604 |
oct | 340301537724 |
9 | 85653635335 |
10 | 30115545044 |
11 | 11854492802 |
12 | 5a05775558 |
13 | 2abc2bc350 |
14 | 1659924c04 |
15 | bb3d4e6ce |
hex | 70306bfd4 |
30115545044 has 24 divisors (see below), whose sum is σ = 57286662048. Its totient is φ = 13769578080.
The previous prime is 30115545041. The next prime is 30115545071. The reversal of 30115545044 is 44054551103.
It is a self number, because there is not a number n which added to its sum of digits gives 30115545044.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30115545041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2700722 + ... + 2711849.
It is an arithmetic number, because the mean of its divisors is an integer number (2386944252).
Almost surely, 230115545044 is an apocalyptic number.
It is an amenable number.
30115545044 is a deficient number, since it is larger than the sum of its proper divisors (27171117004).
30115545044 is a wasteful number, since it uses less digits than its factorization.
30115545044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5412695 (or 5412693 counting only the distinct ones).
The product of its (nonzero) digits is 24000, while the sum is 32.
The spelling of 30115545044 in words is "thirty billion, one hundred fifteen million, five hundred forty-five thousand, forty-four".
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