Base | Representation |
---|---|
bin | 11100000101010010… |
… | …100001011001001011 |
3 | 2212211110011010222010 |
4 | 130011102201121023 |
5 | 443223244400043 |
6 | 21504034231003 |
7 | 2115142425141 |
oct | 340522413113 |
9 | 85743133863 |
10 | 30153512523 |
11 | 11873965292 |
12 | 5a16425463 |
13 | 2ac7123a04 |
14 | 16609a9591 |
15 | bb734e133 |
hex | 7054a164b |
30153512523 has 16 divisors (see below), whose sum is σ = 40311129600. Its totient is φ = 20049173184.
The previous prime is 30153512513. The next prime is 30153512531. The reversal of 30153512523 is 32521535103.
It is not a de Polignac number, because 30153512523 - 25 = 30153512491 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30153512503) 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, 2639578 + ... + 2650976.
It is an arithmetic number, because the mean of its divisors is an integer number (2519445600).
Almost surely, 230153512523 is an apocalyptic number.
30153512523 is a deficient number, since it is larger than the sum of its proper divisors (10157617077).
30153512523 is a wasteful number, since it uses less digits than its factorization.
30153512523 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13658.
The product of its (nonzero) digits is 13500, while the sum is 30.
The spelling of 30153512523 in words is "thirty billion, one hundred fifty-three million, five hundred twelve thousand, five hundred twenty-three".
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