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16148055 = 3571123141
BaseRepresentation
bin111101100110…
…011001010111
31010101101222010
4331212121113
513113214210
61334035303
7254153610
oct75463127
933341863
1016148055
11912a300
1254a8b33
133465081
142204c07
15163e920
hexf66657

16148055 has 96 divisors (see below), whose sum is σ = 34320384. Its totient is φ = 6336000.

The previous prime is 16148009. The next prime is 16148059. The reversal of 16148055 is 55084161.

It is not a de Polignac number, because 16148055 - 26 = 16147991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16148059) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 393835 + ... + 393875.

It is an arithmetic number, because the mean of its divisors is an integer number (357504).

Almost surely, 216148055 is an apocalyptic number.

16148055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16148055 is an abundant number, since it is smaller than the sum of its proper divisors (18172329).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16148055 is a wasteful number, since it uses less digits than its factorization.

16148055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 16148055 is about 4018.4642588929. The cubic root of 16148055 is about 252.7590648932.

It can be divided in two parts, 1614 and 8055, that added together give a palindrome (9669).

The spelling of 16148055 in words is "sixteen million, one hundred forty-eight thousand, fifty-five".

Divisors: 1 3 5 7 11 15 21 31 33 35 41 55 77 93 105 121 123 155 165 205 217 231 287 341 363 385 451 465 605 615 651 847 861 1023 1085 1155 1271 1353 1435 1705 1815 2255 2387 2541 3157 3255 3751 3813 4235 4305 4961 5115 6355 6765 7161 8897 9471 11253 11935 12705 13981 14883 15785 18755 19065 24805 26257 26691 34727 35805 41943 44485 47355 56265 69905 74415 78771 97867 104181 131285 133455 153791 173635 209715 293601 393855 461373 489335 520905 768955 1076537 1468005 2306865 3229611 5382685 16148055