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30160053 = 3371189163
BaseRepresentation
bin111001100001…
…1010010110101
32002202021211000
41303003102311
530210110203
62554233513
7514233120
oct163032265
962667730
1030160053
111602a770
12a125899
13632cab1
1440113b7
1529ab4a3
hex1cc34b5

30160053 has 64 divisors (see below), whose sum is σ = 56678400. Its totient is φ = 15396480.

The previous prime is 30160027. The next prime is 30160063. The reversal of 30160053 is 35006103.

It is not a de Polignac number, because 30160053 - 29 = 30159541 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30160063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 184950 + ... + 185112.

It is an arithmetic number, because the mean of its divisors is an integer number (885600).

Almost surely, 230160053 is an apocalyptic number.

30160053 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

30160053 is a deficient number, since it is larger than the sum of its proper divisors (26518347).

30160053 is a wasteful number, since it uses less digits than its factorization.

30160053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 30160053 is about 5491.8169124617. The cubic root of 30160053 is about 311.2748506795.

Adding to 30160053 its reverse (35006103), we get a palindrome (65166156).

The spelling of 30160053 in words is "thirty million, one hundred sixty thousand, fifty-three".

Divisors: 1 3 7 9 11 21 27 33 63 77 89 99 163 189 231 267 297 489 623 693 801 979 1141 1467 1793 1869 2079 2403 2937 3423 4401 5379 5607 6853 8811 10269 12551 14507 16137 16821 20559 26433 30807 37653 43521 48411 61677 101549 112959 130563 159577 185031 304647 338877 391689 478731 913941 1117039 1436193 2741823 3351117 4308579 10053351 30160053