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130127553 = 3429311787
BaseRepresentation
bin1111100000110…
…01011011000001
3100001212011110000
413300121123001
5231303040203
620525030213
73140031423
oct760313301
9301764400
10130127553
11674a9836
12376b5369
1320c6186a
14133d4813
15b6564a3
hex7c196c1

130127553 has 40 divisors (see below), whose sum is σ = 207694080. Its totient is φ = 81012960.

The previous prime is 130127533. The next prime is 130127567. The reversal of 130127553 is 355721031.

It is not a de Polignac number, because 130127553 - 25 = 130127521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (130127513) 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 39 ways as a sum of consecutive naturals, for example, 71926 + ... + 73712.

It is an arithmetic number, because the mean of its divisors is an integer number (5192352).

Almost surely, 2130127553 is an apocalyptic number.

It is an amenable number.

130127553 is a deficient number, since it is larger than the sum of its proper divisors (77566527).

130127553 is a wasteful number, since it uses less digits than its factorization.

130127553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859 (or 1850 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 130127553 is about 11407.3464486707. The cubic root of 130127553 is about 506.7453291897.

Adding to 130127553 its reverse (355721031), we get a palindrome (485848584).

The spelling of 130127553 in words is "one hundred thirty million, one hundred twenty-seven thousand, five hundred fifty-three".

Divisors: 1 3 9 27 29 31 81 87 93 261 279 783 837 899 1787 2349 2511 2697 5361 8091 16083 24273 48249 51823 55397 72819 144747 155469 166191 466407 498573 1399221 1495719 1606513 4197663 4487157 4819539 14458617 43375851 130127553